Specification: Model: DZ09 / D3 / Android Smartwatch Processor: 533 MHz CPU MTK6260A. Memory: 128 Mb Card 64Mb expandable to 32 GB. Screen: 1.56 inch TFT LCD HD OGS. Resolution: 240 x 240 pixels. Bluetooth: version 3.0. Ports: Micro USB. Battery: 380 mAh Li-Ion. SIM Micro SIM. Camera: 0.3 megapixel Camera resolution: 320 x 240 pixels. Standby time: 180 hours approx. Talk time: 3 hours approx. Bluetooth Talk Time: 3.5 hours approx. Bluetooth Standby time: 120 hours approx. Networks: GSM850 / 900/1800 / 1900MHz. Audio Format: AMR, AAC, MP3, MIDI. Video format: MP4, 3GP, AVI. Photo format: JPG, GIF. Dimensions: 43.5mm x 40mm x 9.8mm. Weight: 51 grams. Languages: English, Italian, German, Danish, Spanish, Polish, Turkish, Portuguese and Russian. Description Features: GSM 850 / 900 / 1800 / 1900 MHz, Single Micro SIM Card Bluetooth Dialer, Call Reminder, Bluetooth Call Bluetooth SMS / IM Message Notified 1.56″ TFT LCD Touch Screen 240*240 pixels 0.3 Mp Camera Anti-loss Technology to bind phone Pedometer, Sleep Monitor, Sedentary Reminder Audio Calendar (Synchronizable) Functions: Passometer, Sleep Tracker, Message Reminder, Call Reminder, Answer Call, Dial Call, Remote Control, Push Message.