HTC P3600 Cellular Phone Smartphone ( Unlocked ) 3G tri-band PDA phone that is HSDPA ready Quad-band GSM, GPRS and EDGE 802.11b/g Wi-Fi and Bluetooth 2.0 Microsoft Windows Mobile 5 Direct Push for instant access to e-mails, contacts, calendar, and tasks Large 2.8 TFT touch-screen LCD display