Samsung Galaxy S II Skyrocket I727 GSM Phone (Unlocked): Sound and Music: * MP3/WAV/eAAC+/AC3/FLAC player * Vibration alerts Mobile Features: * Bluetooth v.3.0+HS * LTE 4G * GSM Quad-Band: 850/900/1800/1900MHz * WLAN: 802.11a/b/g/n * Android 2.3.5 (Gingerbread) OS upgradeable to 4.1.2 (Jelly Bean) * 8 megapixel rear-facing camera * 2 megapixel front-facing camera * Full HD 1080p video recording * 1.5GHz Scorpion dual-core processor * Browser: HTML 5, Adobe Flash * Accelerometer, gyro, proximity, compass * Java MIDP emulator * GPS, with aGPS * Android Market * SNS integration * MP4/DivX/XviD/WMV/H.264/H.263 Technical Profile: * 129.8mm x 68.8mm x 9.5mm * Talk Time: Up to 7 h * Stand-by Time: Up to 256 h * Battery: Li-Ion 1850mAh Display: * 4.5" Super AMOLED Plus display * Resolution: 480 x 800 Messaging: * SMS and MMS * Email * Instant messaging * Push mail * Predictive text input (Swype)