Flylinktech ZF007 Touch Screen Unlocked Mobile Phone Wrist Watch Bluetooth Sports Smart Watch Phone (White) It is a flat panel design, support handwritten touch screen. Support quad-band GSM network connection GSM850, 900/1800/1900 MHz (GPRS). Support Bluetooth dialer and local dialer.Bluetooth dialer, when the bluetooth connection, you can call anytime any where. Sync phone book, can make a phone call without take out your phone. Sync calls ring, when call coming, watch will ring or vibration.