... OLED resistive touchscreen, 2.6M colorsSize 128 x 128 pixels, 1.5 inchesSound Alert types Vibration; Downloadable polyphonic, MP3 ringtonesSpeakerphone ... command/dialOther function hands-free calls, SMS group sending, Voice recorder, WAP, Handwritten inputBluetooth, GPRS download, MMS, SMS, memory expansion, ... to 120 hTalk time Up to 2 h Waterproof 8M 1.5inch watch mobile phone W818 bluetooth MP3 MP4 ...