... ,Bluetooth voice, Stereo Bluetooth music14. Image format: jpggif15. Directories: 500groups,support group callingincoming ringtones, incoming images and video ... -mute, wallpaper change21. Special function: Unique design of the plug-and-play keyboard, High-speed MTK6235 chip ... card, dual standby and dual Bluetooth, display land ownership of incoming call, IP talk, calendar, calculator, currency exchange ...