Samsung Galaxy S 4 Smartphone: Sound and Music: * AAC/AMR/MP3/OGG/WMA/ASF/3GA/M4A/FLAC/WAV/MP4 player * MP3/MP4 ring tones * Vibration alerts * microSD slot Mobile Features: * Phone directory * Bluetooth profiles * WiFi * Android 4.2 (Jelly Bean) OS * 13 megapixel back camera and front 2 megapixel camera with LED flash * Video capable * 1.9GHz Quad-Core processor * Downloadable games * Browser * Microsoft Office-capable * AVI/DivX/WMV/ASF/FLV/MKV/MP4/3GP/WEBM player Technical Profile: * Talk time: Up to 17 h * Standby time: Up to 350 h (3G), 300 h (4G) * Battery: Li-Ion 2600mAh Display: * HD Super AMOLED screen * Resolution: 1920 x 1080 * Onscreen keyboard * Touch navigation Messaging: * SMS and MMS * Email * Instant messaging Included: * Battery * USB cable * Charger