USB CDMA Modem gives your laptop and desktop fast access to internet enjoyment, keeping you wirelessly connected through CDMA anytime. Perfect flow statistics bring everything right under control. Free your world on the move. Specifications: Compatible with Huawei EC325 software Air interface: CDMA2000 1X RTT, compatible with IS-95 A/ B Working Frequency: 800MHZ ( 824MHz-849MHz-869MHz-894Mhz) ( Uplink and Downlink) Support standard Mini USB interface Internal antenna Perfect statistics of a current connection flow and the accumulative total flow Data rate: Up to 153.6kbps Voice and SMS Large-capacity phone book Supporting ROMSIM/ R-UIM card Operating System supported: Windows2000/ WindowsXP/ Mac