What is the frequency bands of the Ulefone Armor 28 Ultra?

5G: NR Sub6: N1/2/3/5/7/8/20/25/28/38/40/41/66/71/77/78/79 4G: LTE-FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66/71 LTE-TDD: B34/38/39/40/41 3G: WCDMA: B1/2/4/5/6/8/19 2G: GSM: B2/3/5/8 CDMA: BC0/BC1/BC10

Which carriers is it compatible with?

Compatible with most carriers such as T-Mobile, Metro PCS, Mint Mobile and others. Check compatibility with your local bands before purchase! (Not compatible with AT&T or Cricket)

What to do if your Armor 28 Ultra can't work with your carrier?

You need to activate the SIM card on a existing phone which supports your carrier. After you receive the initial activation texts or get 4G signal, put the SIM card back into your Armor 28 Ultra.

How to activate the virtual 16GB memory expansion?

The Virtual Memory Expansion can be activated in Settings and adds up to 16GB of RAM. Some software may not be compatible with this feature.

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Armor 28 Ultra 5G AI Rugged Phone, 32GB+1TB/2TB Expansion, MTK Dimensity 9300+ 12-Core, 6.67" AMLOD Dual Screen, 64MP+50MP+50MP Real Camera, 120W, IP68/IP69K, 8K Video, Widevine L1, Android 15

Product ID: 707174699

Details

Brand
Ulefone
CPU Model
Mediatek 9300
CPU Speed
3.4 GHz
Memory Storage Capacity
1024 GB
Model Name
Armor 28 Ultra
Operating System
Android 15

📶Global 5G dual SIM

📸64MP+50MP triple cam

🔋120W ultra-fast charge

Description

⚡ Rugged power meets sleek innovation—never miss a beat or a moment!

VIBRANT DUAL AMOLED DISPLAYS - Immerse yourself in a 6.67” 120Hz AMOLED main screen paired with a handy 1.04” always-on sub-display for notifications and quick controls—style meets productivity.
PRO GRADE TRIPLE CAMERA SYSTEM - Capture every moment in stunning 8K clarity with a 64MP night vision lens plus dual 50MP ultra-wide and macro shooters—your content will always stand out.
BLAZING 5 G DUAL SIM CONNECTIVITY - Stay effortlessly connected worldwide with cutting-edge 5G speeds and dual SIM flexibility—work and life, uninterrupted.
MASSIVE 32 GB RAM 2 TB STORAGE EXPANSION - Experience seamless multitasking and store your entire digital life without compromise—no more deleting memories or apps.
RUGGED DURABILITY MEETS LIGHTNING FAST CHARGING - IP68/IP69K water & dust resistance combined with 120W wired and 50W wireless charging means this phone is built to keep up with your toughest days.

The Ulefone Armor 28 Ultra 5G is a rugged smartphone engineered for professionals who demand durability and top-tier performance. Featuring a 4nm MediaTek Dimensity 9300+ 12-core processor, 32GB RAM with up to 2TB expandable storage, and a triple camera setup including a 64MP night vision sensor capable of 8K video recording, it delivers powerhouse specs. Its 6.67” AMOLED 120Hz display and secondary 1.04” AMOLED sub-screen offer vibrant visuals and quick access. With IP68/IP69K certification, 120W fast charging, and Android 15, it’s designed to thrive in extreme environments while keeping you connected and productive.

Specifications

ASIN	B0D9JJVSGZ
Additional Features	Always On Display, Dual Screen, Fast Charging Support, Rugged Body, Water Resistant
Average Battery Life Talk Time	58 Hours
Battery Average Life	5 years
Battery Capacity	5300 Milliamp Hours
Battery Description	Lithium-Polymer
Battery Power	5300 Milliamp Hours
Best Sellers Rank	#150,446 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #2,831 in Cell Phones
Biometric Security Feature	Fingerprint Recognition
Brand	Ulefone
Built-In Media	AC power charger (100~240V), Lanyard, SIM Tray Ejector, Screen Protector, Type-C to Type-C Data cable (100cm)
Camera Description	50MP Main Camera (FOV 85°, ƒ/1.9) + 64MP Night Vision Camera (FOV 79.4°, ƒ/1.79) + 50MP Ultrawide Lens (FOV 117.3°, ƒ/2.2)
Cellular Technology	5G
Color	Black
Connectivity Technology	Bluetooth 5.4, Infrared, NFC, USB 3.2, Wi-Fi 7
Connector Type	USB Type C
Customer Reviews	4.2 4.2 out of 5 stars (25)
Display Pixel Density	395 Pixels Per Inch (PPI)
Display Resolution Maximum	1080 x 2400 FHD+ Pixels
Display Type	AMOLED
Effective Video Resolution	8 Kilopixels
Flash Memory Supported Size Maximum	2 TB
Form Factor	Touch Screen
Frame Rate	30, 60, 120 fps
Front Photo Sensor Resolution	50 MP
GPS Geotagging Functionality	True
Headphones Jack	3.5 mm
Human-Interface Input	Touchscreen
Item Dimensions	6.86 x 3.29 x 0.76 inches
Item Weight	450 Grams
Manufacturer	Ulefone
Material Features	Temperature Resistant
Memory Storage Capacity	1024 GB
Model Year	2025
Number of Front Cameras	1
Number of Rear Facing Cameras	3
Operating System	Android 15
Phone Talk Time	58 Hours
Processor Series	Mediatek Dimensity 9300 Plus
Processor Speed	3.4 GHz
RAM Memory Installed	32 GB
Rear Facing Camera Photo Sensor Resolution	64 MP
Refresh Rate	120 Hz
Resolution	8K
SIM Card Slot Count	Dual SIM
Screen Size	6.67 Inches
Shooting Modes	Night Mode
Sim Card Size	Nano
Specific Uses For Product	Camping, Construct, Outdoor
Supported Satellite Navigation System	BeiDou, GLONASS, GPS, QZSS
Video Capture Resolution	8k
Warranty Description	1 Year Warranty
Water Resistance Level	Waterproof
Wireless Network Technology	GSM
Wireless Provider	Unlocked

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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Received my product in pristine condition. Great service overall.

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4 days ago

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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Excellent communication throughout the order process. Product is perfect.

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