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Ulefone Armor 21 Rugged Phones
Night Vision, 8GB+256GB, 9600mAh, 6.58-inch, Android 15, MediaTek Helio G99, Network: 4G, NFC
Ulefone Armor 21 features MediaTek Helio G99, 8GB+256GB memory and storage, 6.58‑inch (diagonal), 9600mAh battery, Android 15. 122dB Halo Speaker: The 3.5W high-efficiency speaker with an 11.5cc sound cavity delivers 122dB HiFi audio and features an intelligent Infinite Halo for adaptive visual alerts in any environment. Military-Grade Durability: Certified to IP68, IP69K, and MIL-STD-810H standards, this device ensures unrivaled protection against 1.5m submersion, dust, and extreme temperatures from -20°C to 55°C.
64MP + 24MP Dual Camera
Supports 33W fast charging
6.58‑inch (diagonal)
8GB+256GB physical memory and storage
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Address: Room 1303A,Building A,127 Chenshe Yishu Chanyeyuan,Minzhi Street, LongHua District,Shenzhen 518109
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Address: Room 1303A,Building A,127 Chenshe Yishu Chanyeyuan,Minzhi Street, LongHua District,Shenzhen 518109
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Description
Ulefone Armor 21 Features
Ulefone Armor 21 features MediaTek Helio G99, 8GB+256GB memory and storage, 6.58‑inch (diagonal), 9600mAh battery, Android 15.
122dB Halo Speaker
The 3.5W high-efficiency speaker with an 11.5cc sound cavity delivers 122dB HiFi audio and features an intelligent Infinite Halo for adaptive visual alerts in any environment.
Military-Grade Durability
Certified to IP68, IP69K, and MIL-STD-810H standards, this device ensures unrivaled protection against 1.5m submersion, dust, and extreme temperatures from -20°C to 55°C.
High-Efficiency Performance
The MediaTek Helio G99 8-core processor paired with up to 16GB RAM(8GB RAM + 8GB virtual RAM) and Android 15 provides a low-latency professional experience for demanding multitasking and data-heavy applications.
Advanced Imaging System
A 64MP Sony IMX686 main sensor and 24MP third-generation infrared night vision camera deliver high-resolution captures and clear visibility in zero-light field conditions.
120Hz FHD+ Display
The 6.58-inch FHD+ screen features a 120Hz refresh rate and 240Hz touch sampling for fluid navigation and high-precision visual feedback during critical operations.
9600mAh Power System
The high-capacity 9600mAh battery supports 522 hours of standby and features OTG reverse charging to power external laptops or essential field equipment.
uSmart Expansion Connector
The integrated uSmart interface allows for professional-grade connectivity with endoscopes and microscopes, transforming the smartphone into a versatile diagnostic tool.
Universal IR Blaster
An integrated IR remote control enables seamless management of industrial and domestic appliances, consolidating multiple controllers into a single ruggedized interface.
Professional Multi-Toolbox
Funny Sound, Fingerprint Unlock, NFC, Custom Key, Gloves Mode, Underwater Camera, Practical Toolkit, GPS+Glonass+Galileo+BeiDou, Headset-Free FM Radio, etc.
Size and Weight
Height: 176 mm. Width: 81.6 mm. Depth: 18.1 mm. Weight: 400 grams.
Charging and battery
9600mAh Battery. Built-in lithium-ion polymer battery. USB Type-C port. Supports 33W fast charging. Supports 10W dock charging. Battery Life. Standby Time | Up to 522 Hours. Talk Time | Up to 39 Hours.
Rugged
Splash, Water and Dust Resistant. Rated IP68 (maximum depth of 1.5 metres up to 30 minutes) under IEC standard 60529. Rated IP69K under IEC standard 60529. MIL-STD-810H Certification.
Halo
Infinite Halo. Number of LED lights: 18. Color: RGB. Mode: Music, Calling, Notification, Charging. Lighting modes: 10 types.
Ulefone Armor 21 Wholesale and Bulk Orders
Review the detailed technical specifications and product photographs before selecting this model for your order. Ulefone Armor 21 offers 8GB+256GB memory and storage. View the colour finishes and device angles in the gallery. Accessories shown in feature illustrations are optional unless listed in the package contents. Contact RuggedMaster to discuss wholesale quantities and the configuration required for your order.
Explore the Ulefone Armor 27T Pro+ rugged phone and review the official Ulefone Armor 21 specifications.
Ulefone Armor 21 Manufacturer Notes
- The battery is non-removable, removing it may cause damage to the device.
- Product size and weight may vary by configuration, manufacturing process and measurements. All specifications are subject to the actual product.
- Armor 21 is splash, water, and dust resistant and was tested under controlled laboratory conditions with a rating of IP68 under IEC standard 60529 (maximum depth of
- 5 meters up to 30 minutes). Charger and accessories are not water-resistant. Splash, water and dust resistance are not permanent and might decrease as a result of normal wear. Do not attempt to charge a wet Armor
- Liquid damage not covered under warranty.
- Armor 21 has waterproof plugs for its charging port and audio jack, please tightly put the plugs into the holes before you put an Armor 21 into water.
- The Custom Key and its ability to quickly access different functions work only when the phone screen is unlocked.
- The actual available RAM and storage are less than the listed total capacity due to the occupied storage of the operating system and software pre-installed in the device.
- The micro SD card is not included, and need to be purchased separately. It is recommended to use Class 10 memory cards, other types of memory cards are not guaranteed to be fully compatible.
- 6.58 inches is the diagonal length of the display when the four rounded corners are taken to be pointed corners, the actual viewable area is slightly smaller.
- The resolution is measured as a standard rectangle with a rounded corners design, the effective pixels are slightly less.
- The camera software functions are subject to the actual presence, some of functions and names may vary depending on the software version.
- The actual photo and video resolution may vary depending on the shooting mode.
- NFC and Google Pay is supported, and you are suggested to download Google Pay to use it; the available countries and regions are for your reference: https://pay.google.com/about.
- The product, accessories, and package may vary in different markets. Pictures are for reference only. Please refer to the actual products.
- Dual 4G SIM requires the support of local telecom operator services, it may not be available in all regions.
- Whether you can use VoLTE depends on the local carriers, please note that not all of your local carriers support this function.
- The micro SD card is not included, and need to be purchased separately. The 8GB virtual memory can be activated in Settings at your will.
- The dock charger sold separately. More information please refer to the Accessories.
- For more devices that are compatible with uSmart Expansion Connector, you are recommended to refer to our accessories list. Expansion devices require additional purchases.
- The Armor case mentioned above, combined with a back clip and a carabiner in one set sold separately.
- Armor Mount is used with Armor Case only. More information please refer to the Accessories column.
- Due to differences of devices in different countries, Remote Controller may not be applicable. Notes:
- The battery is non-removable, removing it may cause damage to the device.
- Product size and weight may vary by configuration, manufacturing process and measurements. All specifications are subject to the actual product.
- Armor 21 is splash, water, and dust resistant and was tested under controlled laboratory conditions with a rating of IP68 under IEC standard 60529 (maximum depth of
- 5 meters up to 30 minutes). Charger and accessories are not water-resistant. Splash, water and dust resistance are not permanent and might decrease as a result of normal wear. Do not attempt to charge a wet Armor
- Liquid damage not covered under warranty.
- Armor 21 has waterproof plugs for its charging port and audio jack, please tightly put the plugs into the holes before you put an Armor 21 into water.
- The Custom Key and its ability to quickly access different functions work only when the phone screen is unlocked.
- The actual available RAM and storage are less than the listed total capacity due to the occupied storage of the operating system and software pre-installed in the device.
- The micro SD card is not included, and need to be purchased separately. It is recommended to use Class 10 memory cards, other types of memory cards are not guaranteed to be fully compatible.
- 6.58 inches is the diagonal length of the display when the four rounded corners are taken to be pointed corners, the actual viewable area is slightly smaller.
- The resolution is measured as a standard rectangle with a rounded corners design, the effective pixels are slightly less.
- The camera software functions are subject to the actual presence, some of functions and names may vary depending on the software version.
- The actual photo and video resolution may vary depending on the shooting mode.
- NFC and Google Pay is supported, and you are suggested to download Google Pay to use it; the available countries and regions are for your reference: https://pay.google.com/about.
- The product, accessories, and package may vary in different markets. Pictures are for reference only. Please refer to the actual products.
- Dual 4G SIM requires the support of local telecom operator services, it may not be available in all regions.
- Whether you can use VoLTE depends on the local carriers, please note that not all of your local carriers support this function.
- The micro SD card is not included, and need to be purchased separately. The 8GB virtual memory can be activated in Settings at your will.
- The dock charger sold separately. More information please refer to the Accessories.
- For more devices that are compatible with uSmart Expansion Connector, you are recommended to refer to our accessories list. Expansion devices require additional purchases.
- The Armor case mentioned above, combined with a back clip and a carabiner in one set sold separately.
- Armor Mount is used with Armor Case only. More information please refer to the Accessories column.
- Due to differences of devices in different countries, Remote Controller may not be applicable. Keywords: High-volume phone Loud speaker phone Outdoor speakerphone Rugged phone with powerful sound Smartphone with loud audio Phone with stereo speakers Applicable User Groups: Outdoor Enthusiasts (who need loud sound in open areas) Construction Workers (who need a phone loud enough to be heard in noisy environments) Music Lovers (who enjoy listening to music on the go) Event Planners (who need portable audio solutions) Usage Scenarios: Outdoor Listening: Listening to music in open, noisy environments Conference Calls: Being heard in loud environments Entertainment: Watching videos or listening to music without external speakers Keywords: Phone with docking station Rugged phone with charging dock Smartphone with charging base Phone with docking charger Docking station phone Applicable User Groups: Office Workers (who want a quick charging solution on their desk) Home Users (wanting an organized charging station) Tech-Savvy Users (looking for a sleek charging setup) Usage Scenarios: Convenient Charging: Docking the phone quickly without cables Desk Organization: Keeping the workspace neat while charging
Ulefone Armor 21 Specifications
| Size and Weight | |
|---|---|
| Height | 176 mm |
| Width | 81.6 mm |
| Depth | 18.1 mm |
| Weight | 400 grams |
| *Size and weight vary by configuration and manufacturing process. Actual measurements between individual products may vary. All specifications are subject to the actual product. | |
| Charging and battery | |
| 9600mAh Battery | |
| Built-in lithium-ion polymer battery | |
| USB Type-C port | |
| Supports 33W fast charging | |
| Supports 10W dock charging | |
| Battery Life | |
| Standby Time | Up to 522 Hours |
| Talk Time | Up to 39 Hours |
| *Typical value. Actual capacity may vary slightly. This capacity is the nominal battery capacity. The actual battery capacity for each individual product may be slightly above or below the nominal battery capacity. | |
| *Non-removable battery. Removing the battery may cause damage to the device. | |
| *Use with original charger and data cable, the max charging power can reach 33W. The actual charging power will intelligently change with different scenarios, please refer to the actual use. | |
| Rugged | |
| Splash, Water and Dust Resistant | |
| Rated IP68 (maximum depth of 1.5 metres up to 30 minutes) under IEC standard 60529 | |
| Rated IP69K under IEC standard 60529 | |
| MIL-STD-810H Certification | |
| *Armor 21 is splash, water, and dust resistant and was tested under controlled laboratory conditions with a rating of IP68 under IEC standard 60529 (maximum depth of 1.5 meters up to 30 minutes). Charger and accessories are not water-resistant. Splash, water and dust resistance are not permanent and might decrease as a result of normal wear. Do not attempt to charge a wet Armor 21. Liquid damage not covered under warranty. | |
| Halo | |
| Infinite Halo | |
| Number of LED lights | 18 |
| Color | RGB |
| Mode | Music, Calling, Notification, Charging |
| Lighting modes | 10 types |
| Audio | |
| 122dB HiFi Quality Loudest Speaker | |
| 3.5W peak wattage | |
| Smart PA high volume boost | |
| 36 mm speaker diameter | |
| 11.5cc-equivalent large sound cavity design | |
| * The data are theoretical values from Ulefone lab based on specific test environment. | |
| Processor | |
| MediaTek Helio G99 | |
| CPU | MediaTek MT6789 |
| CPU architecture | 2 x Arm Cortex-A76 2.2GHz, 6 x Arm Cortex-A55 2.0GHz, 6nm process |
| CPU frequency | Octa Core, up to 2.2GHz |
| GPU | Arm Mali-G57 MC2 |
| GPU frequency | 1.0GHz |
| Storage and RAM | |
| 8GB+256GB | |
| RAM | 8GB large memory |
| Flash storage | 256GB phone storage |
| microSD memory card Up to 2TB | |
| *Available storage and RAM are less than the total memory due to storage of the operating system and software pre-installed in the device. | |
| *The Virtual Memory Expansion can be activated in Settings and adds up to 8GB of RAM. Some software may not be compatible with this feature. | |
| *microSD card needs to be purchased separately. Recommended to use Class 10 memory cards, other memory cards are not guaranteed to be fully compatible. | |
| Display | |
| 6.58‑inch (diagonal) | |
| Waterdrop Display | |
| All-screen LCD Multi-Touch display with IPS technology | |
| 20 | 9, 1080 x 2408 FHD+ |
| 401 ppi | |
| Refresh rate | 120 Hz |
| Fingerprint-resistant oleophobic coating | |
| *With a rounded corners design on the display, the diagonal length of the screen is 6.58 inches when measured according to the standard rectangle (the actual viewable area is slightly smaller). | |
| *The resolution measured as a standard rectangle, with a rounded corners design, the effective pixels are slightly less. | |
| Rear Camera | |
| 64MP + 24MP Dual Camera | |
| 64MP Main Camera | |
| SONY IMX686 Sensor | |
| 0.8µm, FOV 85° | |
| ƒ/1.9 large aperture, 6 piece lens | |
| 24MP Night Vision Camera | |
| OV24A1B Sensor | |
| FOV 78.1°, f/1.8 | |
| 2x infrared LEDs | |
| Photo resolution | up to 6912x9216 pixels |
| Video resolution | up to 2K |
| LED Flash | |
| Rear camera photography features | |
| Normal mode, Night Vision Mode, Film Mode, 64MP Mode, Night Mode, Beauty Mode, Gif, Portrait, Pro Mode, Panorama mode, Slow Motion, Time Lapse, Intelligent Scanning | |
| HDR, Filters, AI scene detection, Location info, Brand watermark, Camera mute, Touch shooting, Self timer, Grid line, Volume key feature, Anti flicker, Long press | |
| Rear camera video features | |
| 2K recording | 30fps |
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
| *The actual photo and video resolution may vary depending on the shooting mode. | |
| *The camera software functions are subject to actual presence, some functions and names may vary depending on the software version. | |
| Front Camera | |
| 16MP selfie camera | |
| Sony IMX481 Sensor | |
| 1.0µm, 5 piece lens, FOV 76.6°, ƒ/2.2 large aperture | |
| Front camera photography features | |
| Normal mode, Film, Beauty, Gif, Portrait | |
| Filters, Location info, Brand watermark, Mirror, Camera mute, Touch shooting, Self timer, Grid line, Volume key feature, Anti flicker | |
| Front camera video features | |
| 2K recording | 30fps |
| 1080P recording | 30fps |
| 720P recording | 30fps |
| 480P recording | 30fps |
| *The camera software functions are subject to actual presence, some functions and names may vary depending on the software version. | |
| Underwater Photography | |
| Supports to take photos & video recording | |
| Supports to start/end operation underwater | |
| Supports to quickly switch shooting modes underwater | |
| Unlock Options | |
| Supports Fingerprint Unlock | |
| Side-Mounted Fingerprint, Integrate power key and fingerprint sensor together | |
| Capacitive Touch Sensor | |
| Response speed | Up to 0.1s |
| Supports the enrollment of 5 sets of fingerprint | |
| Supports Face Unlock | |
| Network | |
| Supports use of dual SIM cards from different carriers | |
| Both cards can access 4G connectivity simultaneously | |
| Dual Nano SIM; either card can be set as the primary card | |
| Supports 4G/3G/2G | |
| Supports VoLTE HD calling | |
| Supported network bands | |
| 4G Network | |
| FDD-LTE | B1/2/3/4/5/7/8/12/17/19/2028A/28B/66 |
| TDD-LTE | B34/38/39/40/41 |
| 3G Network | |
| WCDMA | B1/2/4/5/8 |
| 2G Network | |
| GSM | B2/3/5/8 |
| *Dual 4G SIM requires the support of local telecom operator services, and may not be available in all regions. | |
| *Only certain regions and telecom operators support VoLTE. | |
| Connectivity | |
| WLAN | |
| Supports protocols | 802.11 a/ac/b/g/n |
| Supports 2.4G Wi-Fi / 5G Wi-Fi | |
| Bluetooth | |
| Supports Bluetooth 5.2 | |
| Navigation and positioning | |
| Supports multiple positioning systems | |
| GPS | |
| GLONASS | |
| Galileo | |
| BEIDOU | |
| Supports Digital Compass | |
| NFC | |
| Supports Google Pay | |
| Supports Transit, Loyalty Cards, Gift Cards and Plane tickets | |
| *Supported by Google Pay, you should download Google Pay to use it. Google Pay available countries and regions please refer to https://pay.google.com/about | |
| uSmart Expansion | |
| Endoscope E1 | |
| uSmart E02 Endoscope | |
| uSmart C01 Supermicroscope | |
| *For more devices that are compatible with uSmart Expansion Connector, you are recommended to refer to our accessories list. Expansion devices require additional purchases. | |
| Operating System | |
| Android 15 | |
| No ads | |
| Buttons | |
| Sensors | |
| Proximity Sensor, Gravity sensor, Light Sensor, Acceleration Sensor, Geomagnetic sensor, Gyro sensor, Coulomb counter, Pedometer, Air pressure sensor, Infrared sensor | |
| Multimedia | |
| Video | MOV/MKV/3GP/MP4 |
| Audio | MID/FLAC/MKA/MP3/M4A/AAC/AMROGG/MP2 |
| Image | GIF, JPEG, PNG, BMP |
| Ebook | TXT, HTML |
| Ports | |
| USB 2.0, Type-C | |
| 3.5 mm Headphone Jack | |
| uSmart Expansion Connector | |
| Card slot | |
| Three(3), Nano SIM + Nano SIM+microSD | |
| Notification Light | |
| Support, tri-color light, red/green/blue | |
| Supports charging prompt | |
| SAR | |
| Maximum 10g SAR | |
| Head | W/kg Body: W/kg |
| Language support | |
| Indonesian, Malay, Catalan, Czech, Danish, German, Estonian, English, Spanish, Filipino, French, Croatian, Italian, Latvian, Lithuanian, Hungarian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Finnish, Swedish, Vietnamese, Greek, Turkish, Bulgarian, Russian, Serb, Ukrainian, Armenian, Hebrew, Urdu, Arabic, Persian, Hindi, Bengali, Thai, Korean, Burmese, Japanese, Simplified Chinese, Traditional Chinese and others, 200 Android languages in total. | |
| In the box | |
| Armor 21 | |
| AC Power Charger | |
| Data Cable | |
| Protective Film(Pre-installed) | |
| Tempered Glass Screen Protector | |
| Lanyard | |
| SIM Needle | |
| Multi-language user manual | |
| Multi Function Instruction card | |
| Warranty card | |
| Charging Instruction card | |
| Safety Prompt card | |
| *EU plug charger equipped standardly, there may be some differences of the provided charger according to different regions, please confirm with the sellers. | |
| *May vary in different market. Subject to the actual product. | |
| *The apperance of package and accessories may be different, but the function remain the same, please refer to the actual. | |
| Specifications | |
| The phone pictures and screen content on the above are for illustration only. The actual phone (including but not limited to appearance, color, size) and screen (including but not limited to background, UI, and graphics) may be slightly different. Please refer to the actual product. | |
| The data on the page are theoretical values from Ulefone lab based on specific test environment (see details at specific description). In actual use, there may be slight differences due to product differences, software versions, use conditions and environmental factors, so please refer to actual situation as final. | |
| The preceding specifications are theoretical values based on product design. Some features and specifications may vary across markets. To provide accurate product information, specifications, and features, Ulefone may make real-time adjustments to the preceding specifications, so that they match the product performance, specifications, indexes, and components of the actual product. Product information is subject to such changes and adjustments without notice. | |
| The Android® word mark and logos are registered trademarks owned by Google. | |
| The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. | |
| USB-Type C™ and USB-C™ are trademarks of USB Implementers Forum. | |
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RUGGEDMASTER has more than 10 years of OEM and ODM manufacturing experience in customizing rugged tablets,rugged phones,rugged handhelds,rugged laptop,etc.
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More than 10 years experienced R&D engineers provide mature custom solutions of outdoors products
Strict Quality Control
Including raw material test, online production test, PCS test, finished product test.
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RUGGEDMASTER offer competitive prices as we are able to produce our products efficiently and cost-effectively in our own factory.
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Just Email Us :
Email : sales@ruggedmaster.com
Address: 4th Floor, A3 Building Yinlong Industry Base, Longdong Community, Longgang District,Shenzhen
Between 9:00 am-6: 00 pm from Monday to Friday Beijing time
We will reply you witin 12hours.
Can I buy from you online directly?
No, direct online purchase is not acceptable now as we want to give our partner more profits at their side
Can you send me a price list or no middleman quotation?
Yes,we can send it to your directly,please just email us and get our latest quotation directly.
Can you send me a catalog or brochure?
Yes,You can email us and we will send you our latest products catalogs to you
Do Your Company Accept Customizaion?
Yes,We accept OEM service. We have our own factory and excellent RD team, OEM is a part of our business, in addition, we offer ODM service, we would love to make good ideas happen.
What's the normaly lead time for OEM order?
Takes about 30 days for 500pcs OEM order after sample confirmed.
Do you sell refurbished or reconditioned devices?
Hello, no, we do not supply any refurbished or reconditioned devices or produucts, if you are interested in our night vision products, you can send your dealer or distributor request information
Do you sell your products to the military?
no, we do not supply the military because our products do not meet military standards and are intended only for civil purposes such as hunting, security, monitoring and other civil fields.
For the civil interest, the customers can send the dealer or distributor request information
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