... Description i9B 3G 16GB gsm mobile phone ,quad band cell phone- Operating Frequency: Quad-band 850/900/1800/1900 GSM - Automatic switching ... voices; plus MP3 ring tones - Video recording and streaming - Digital music player - Melody composer - Playback, mp3, AAC, mp4, GP3 ... : Caller Picture, Caller Video, Ring Tone - Function during Phone Call: Speaker, Mute, Call Hold, Sound Recording, Background ...