Specification:USB: USB (Universal Serial Bus) 2.0 (High Speed)
Size: 3X1X9cm (L, W, H) Transfer rate: Downlink: 7.2 Mbps Working temperature: -20C ~ +55 C Storage temperature: -30C ~ +65C; Humidity: 93% Feature: Service Supported:MTS/ HSDPA/GSMBand 2G: EDGE/ GSM 850/900/1800/1900 M Hz. 3G: HSDPA/ UMTS (2100 M Hz)OS Supported: Windows 2000/XP/ Vista/ Windows 7/ Windows 8/ Windows 10/ Linux Install Disc: Built-in Driver, automatic installation HSUPA network always-on, users maintain contact with the network at any time Support hot-swappable, plug-&-play Supports Data/SMS functions Flow display & statistics Support SMS & Phonebook Usage: It can be widely used for notebook/ laptop/ UMPC/ MID device. Your best tool when you need web browsing/ Internet during out.NOTE: Expandable Card Slot: Support Micro SD card up to 16GB (not include) Pcakage included:1x USB (Universal Serial Bus) STICK SIM Modem