... Battery: Rechargeable polymer 2800mAH/3.7V battery*Battery life: Video online 4-6 hours and Standby 120-180 hours*Adapter: AC ... Support MP3, AAC, AAC+, AMR-WB/+, EAAC+, etc*Video format: Support Mpeg-4,h.263,h.264, windows media, etc*Picture format ... Google Maps Market*Application software Google Search, Camcorder, camera, Email*Video Player, Audio Player, Alarm, Clock*Apk Calculator, Calendar, ES ...