Huawei E8377 Hilink CarFi is a mobile WiFi hotspot, which could provide the wireless internet in the car. Once plugged into the cigarette lighter, Huawei Hilink CarFi E8377 supplies users with download speeds of up to 150 Mbit/s, and up to ten devices can be connected. The Hilink CarFi could be controlled by app in smartphones with Android or iOS system. There is a SIM card slot in the CarFi, after SIM inserted, the E8377 could work as a wireless hotspot. The USB Port is to charge mobile electronics such as smartphones or Pads. The new look features a brushed metal effect, making it a welcome addition to any car interior - and it also acts as a USB adapter, so now you can charge your tablet or phone while streaming 4G. Car WiFi makes car journeys more fun and entertaining for everyone you're travelling with. Designed specifically to be used in the car, it plugs into your 12 volt power socket which means it'll never run out of power and you don't need to remember to recharge it. Penta-band LTE, dual-band UMTS and quad-band GSM. Works with the majority of service providers, all over the world. NOT compatible with CDMA/EVDO networks, NOT compatible with 700 MHz 4G LTE in the USA Specifications: - 4G LTE: FDD 800/900/1800/2100/2600MHz - 3G UMTS: 900/2100MHz - 2G GSM: 850/900/1800/1900MHz - WiFi standard: 802.11b/g/n, 2.4GHz - WiFi clients: max 10 simultaneously - Antenna: internal + optional external antenna, TS-9 connector - USB port: provides power for other devices.