Wireless USB Modem 1.Rate:384 kbps (Up)7.2Mbp(down) 2. ... /VISTA/7/Mac 4.Vocie SMSTelephonebook Wireless USB Modem with Voice ,SMS , Telephonebook Description :1,Standard USB connector , insert it to laptop or ... temperature -30~75 °C SupportPC voice , ovonic SMS, statistics of network flow ,time ,history calls, and telephone bookAuto installationYesSupport system Windows2000/XP ...