CDMA USB Modem

VD500 Specification Function 1, wirelesses receive and send email 2, wireless view internet 3, wireless data transport 4, move working and administrator 5, construct enterprise big customers move data and vpn appliance Sound communication 6, Chinese &English SMS message receive and group send 7, Use AT command to control for long-distance 8, Talk or call urgently 9, The fastest speed down row 230.4K, up row 84.6K 10, Sound code method: 13K QCELP (IS-733), 8K EVRC (IS-127) 11, Message service (IS-637-A): support English letter and Chinese, supply edit message content: Word and PDU 12, Point to point Work parameter Item Performance 1, Model XD500 2, Exterior Size 69.5(L)*45(W)*12.4(H) 3, Interface: USB2.0 4, Wireless Frequency: 800MHZ Transmit RF: 824 to 849MHZ Receive RF 869 to 894MHZ 5, Receiving Sensitivity:-106dbm 6, Storage

Temperature: -30 to +70 7, Operating

Temperature:-20 to +60 8, Relative Humidity:5-85%RH 9, Work

Voltage:3.0V-3.6V 10, Work Current:Send520MA (MAX) Receive150MA (MAX) Dormancy18MA (MAX) 11, Support Protocol:CDMA2000 1X*RTT, IS707-A, FCC IS-95A compatible 12, Operating System:Windows 2000/XP/VISTA