1.Support voice function 2. stable performance USB EVDO Rev.0 Wireless Modem with Voice Function 800/1900Mhz

USB CDMA Wireless Modem 1.Support voice function 2. stable performance USB EVDO Rev.0 Wireless Modem with Voice Function 800/1900Mhz

Specifications: USB EVDO Rev.0 Wireless Modem with Voice Function 800/1900MhzSupporting IS95A/B, CDMA2000 1X and CDMA2000 EVDOData functions: Packet data, asynchronous data,PC Voice Functionbi-directional messagingWorking band:  800MHZ/1900MHZ Data rate: Max. 2.4 Mbps downlink and 153 Kbps uplinkin CDMA2000 EVDO network; Max. 153 Kbps    downlink and153 Kbps uplink in CDMA2000 1X networkPower parameters: Working current < 700mA; sleepcurrent < 50mA; working voltage 5VDCWorking temperature: Storage temperature: -30°C ~+75°C; working temperature: -20°C ~ +50°CHardware interface: USB interfaceSupported OS: windows2000/xp/vista 

USB CDMA TEVDO-104 Wireless Modem