HTC A9191 Desire HD - Unlocked Phone - US Warranty - Brown This unlocked cell phone will work on GSM carries like AT&T and T-Mobile. Not all carrier features may be supported. Unlocked Quad-Band GSM cell phone compatible with 850/900/1800/1900 GSM and 900/2100 3G frequencies plus GPRS/EDGE capabilities Camera: 8 MP, 3264x2448 pixels, autofocus, dual-LED flash; Display: 4. 3 inches, 480 x 800 pixels; Wi-Fi 802. 11 b/g/n, DLNA; GPS with A-GPS support; accelerometer sensor for auto-rotate, Proximity sensor; Digital compass and Dedicated search key. Platform: Android OS, v2. 2 (Froyo); CPU: 1 GHz Scorpion processor, Stereo FM radio with RDS, Adobe Flash 10. 1; MP3/AAC+/WAV/WMA9 player, MP4/H. 263/H. 264/WMV9/DivX player; Facebook; Flickr; Twitter applications and microSD up to 32GB. Talk time up to 6 hours - Standby up to 340 hours.