... Dual Sim M810i Cell Phone WatchMain Feature:Networking: GSM 900/1800/1900MHz LCD:1.3 inch TFT260k Pixels ... 900/1800/1900MHz Ring Tone:64 Polyphonic, Support format,MP3,MIDI,WAV,Incoming Ring Tone, Incoming Photo, incoming ... Mosaic Other Functions:MP3,MP4,hand free, message group sent, voice, take MMS, incoming ring call Network: GSM, GPRS, WAP, ... 1GB TF Card M810 Cell Phone Watch Camera GSM PDA MP3