... groups of contacts of carte de visit, support incoming call with big head sticker, grouping ring 9. Messages &Multimedia messaging: ... at random12.More information: MP3, Handsfree, SMS group sending, Voice recorder, WAP, Handwritten input, Bluetooth, GPRS download, MMS, tri-band watch phone, memory card ... About 100-120HoursTALKING TIME About 2-3Hours World Smallest Phone Watch With Bluetooth Mp3