... player, support background play 21.Video playback supports 3GP, mp4, avi format, Support full-screen playback 22.Support FM ... SIM Dual Standby Cellphone Watch,Stainless Steel Watch phone,3GP Video,2.0 MP camera,MP3,MP4,Support FM /bluetooth Sim ... 1800/1900 Data transfer: USB, Bluetooth , GPRSDigital Watch: Support 5 analog clocks and digital clock standby display , 5 alarm clocks , calendarBattery ...