cheapit set:Qualcomm MSM 6280 1)Wireless 2)USB connection 3)Sopport 3G,SIM card 4)cheapest,forward speech up to 7.2mb

Modem chipset: Qualcomm MSM 6280

Radio Frequency: UMTS/2100MHZ/downward compatible EDGE/GPRS/GSM

Data Rate:Forward Link:UP to 7.2Mbps,Reverse Link:UP to 384K bps

Q/S Support:Windows2000/XP/ME/VISTA/windows7

Hardware Interface: USB Connection (1.0 and high-speed 2.0)

Memory:NAND Flash + SDRAM:64MB+32MB

Driver Installed Auto

Support message SMS

Support T card, can be as U disk to use.

Support:PIN Code-

Can be installed four kinds of modes: 1.WCDMA priority, 2.GSM priority, 3. Only supports WCDMA, 4. Only supports GSM

SIM and USIM compatible  WCDMA and GSM compatible

GSM/EDGE/GPRS:CLASS 12

Size:86X25X9mm

Operating temperature:-20°C ~ +60°C

Weight:30g

USB Wireless Modem