... handset -Can use as usb modem amd MP3 Brand new CDMA 450MHz mobile phone-G450 Modem ,3g usb modem mobile phone Specifiacition -G450 is ... 40 MB expandable via minISD Bluetooth v2.0 with A2DP, EDGE HSDPA, 3G, 3.6 Mbps Tri-Band: GSM 900/1800 ... x 16mm and provides tri-band GSM/GPRS connectivity, with Edge and 3G HSDPA for higher download speeds.