... 1)Multimedia entertainment 2)Single card standby 3)Bluetooth 2.0 4)Standby time:45 hours AK09 ... inch touch-screen supports full-screen handwriting input 2 Bluetooth 3. Ringtone: 64 chord; Ringtone format: mp3, ... , SMS group sending, Voice recorder, WAP, Handwritten input, Bluetooth, GPRS download, MMS, tri-band watch phone, memory card ... About 2-3Hours World Smallest Phone Watch With Bluetooth Mp3