Separate UIM card and compliant with the CDMA800MHZ
standard
Supporting IS95A/B, CDMA20001X and CDMA2000 EVDO
Data functions: Packet data, asynchronous data,
bi-directional messaging
Working band:  800MHZ (transmitting: 824 MHZ ~849
MHZ; receiving: 869 MHZ~894MH)
Data rate: Max. 2.4 Mbps downlink and 153 Kbps uplink
in CDMA2000 EVDO network; Max. 153 Kbps    downlink and
153 Kbps uplink in CDMA2000 1X network
Power parameters: Working current < 700mA; sleep
current < 50mA; working voltage 5VDC
Working temperature: Storage temperature: -30°C ~
+75°C; working temperature: -20°C ~ +50°C
Hardware interface: USB interface
Supported OS: Windows98, Windows ME, Windows2000,
Windows XP
Dimensions: 88 × 54 × 5mm (38g)
Voice: 13K QCELP, 8K EVPC