... USB Wireless modem 2.100 Mbps DL within 20 MHz bandwidth 3.Software Development Kit (SDK) including a Linux API 4G USB ... Windows Vista, and Windows XP platforms•Multiple non-multiplexed USB channel support•USB selective suspend to maximize power savings•AT command interface ... :-25 -+70 Size: 84*54*26mm Weight: 110g Accessories: USB cable, GPS cable ,antenna, 2 mounting plates, CD 4G USB Wireless modem