... x 128px [Ringtones] polyphonic, Files Support, mp3[Memory] can be extended to 1GB, 2GB T-Flash card [Battery] 600MAh lithium battery [Data Transmission] USB 2 ... , MMS [Application Function] hands free, recording, hand input, bluetooth, extend memory, e-book, clock, WAP, GPRS [Clock] 5 groups of clock ...