USB 3G/HSDPA Modem Model: D-6280W Product Description: Based on Qualcomm chipset MSM6280 HSDPA/WCDMA/UMTS 2100MHZ EDGE/GPRS/GSM 900/1800MHZ HSDPA downlink up to 7.2 mbps UMTS (WCDMA) up to 384 kbps EDGE up to 237 kbps GPRS up to 85.6 kbps Embedded antenna with high sensitivity More stable, faster, Automatic software installation (no CD) LED for status and data 2.0 USB interface 3V movable SIM slot Micro SD card slot (4GB) Wireless access to internet Send and receive SMS, data, e-mail Always online Input voltage: 5V Standby current: 10 mA Working current: 200-300mA Working temperature: -10 to+55 degrees Storage temperature: -20 to+60 degrees Compatible with Windows 2000/XP/Vista/ 7 Size:88x22x 7mm Weight: 26g Accessories: manual. Plastic gift box: 19x13.5x2.3cm Master carton: 45x20x13cm/15 pcs/2.5kg.