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ComFi U3

Portable 4G LTE USB Wi-Fi Dongle

150Mbps Wireless Speed

High Capacity Battery

Plug and Play

ComFi U3 supports 4G network and is compatible with SIM cards from multiple countries around the world. It is plug and play and can quickly connect to a stable network whether traveling or working outdoors.

Product Details

Technical Parameter

Data Download

Portable 4G LTE UFI

Support Global Operators’ SIM Cards and Plug & Play | 150Mbps Wi-Fi Speed

Full 4G High-speed Internet Access Throughout the Journey

The download speed in most parts of the country can reach 2-10m/s, easily solving your internet problems

Grid Heat Dissipation Holes Improve Stability

Open both sides of the network, convective heat dissipation, to ensure stable operation

Comfortable Simple Heavy and Moderate

The compact and lightweight body, smooth rounded design, and stylish and simple milky white shell will only make you unable to put it down

High Speed Chip Network Speed Skyrockets

Powerful performance, high speed and stability, derived from the powerful internal "core", can maintain stable network speed even after long-term operation without disconnection

There is Electricity and Wi-Fi Available

Power supply through USB connection/computer plug/charging plug for car/interface/power bank, etc

Portable Wi-Fi is Suitable for Multi Scenario Use

Watching TV, playing games, live streaming, attending online classes, watching videos continuously without buffering

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Hardware Specifications
Main Chipset	ASR1803
FLASH/RAM	16MB Flash ROM + 32MB DRAM
SIM	Micro SIM Card Slot/ESIM
Reset	Long Press RESET 3-sec to activate reset factory default setting
LED Indicator	Purple light is always on: the device is powered on. Steady red light: SIM card is not recognized, PIN code is not input or PIN code verification fails, network search or registration fails, Wi-Fi is not turned on, or Wi-Fi is abnormal. Steady blue light: The device is registered to the network, and the Wi-Fi function is normal and turned on. Blinking blue light: The device is connected to the network, the Wi-Fi function is normal and it is turned on. The light is off and off: the device is powered off.
LED Indicator	Power, WiFi, 4G
Battery	Detachable, Battery Capacity 10000mAh
Cellular Antenna	Internal 4G Antenna
WiFi Standards	IEEE 802.11b/g/n
Frequency	2.4GHz
Color	White or Black, Can Custom Color for OEM Request
Size	92mm x 30mm x 13mm
Weight	Approx. 25g (for reference)
Operating Temp.	0℃ to 40℃
Storage Temp.	-20°C ~ +70°C
Operating Humidity	5% ~ 95% (non-condensing)