Brand RuiQ Model Uwatch2 Quantity 1 Color Black + sliver Bluetooth Version V3.0 Operating Range 10 meter Compatibility V2.0 V2.1 Microphone Yes Radio N/A Supports Music Format The musich that can play on the phone Power Supply Built-in Battery Built-in Battery Capacity 190mAh Compatible With Samsung Apple Phone Android Phone Other Features 1 phone ring tip; 2 support stereo music play ; 3 synchronous telephone directory (maximum 250 address book) support direct dialing on the telephone directory ; 4 synchronous message display (only supports android smartphones); 5 mobile security (ultra distance ring alarm bell); 6 OLED luminescence display screen; 7 volume control; Chip: CSR 6145; Bluetooth Protocol: A2DP + HFP1.5 + HSP1.2; Language: Chinese / English; Screen Size: 1.5 Inch; Charge Jack: USB; Environmental Noise: <=75dB; Transmission Power: Class2; Charging Time: <=2 Hours; Standby time: >=120 Hours; Holding Time: >=4 Hours; Music Time: >=6 Hours; Supply Voltage: 3.3~4.2V BQB Certification No Packing List 1 x Bluetooth watch 1 x AC power charger adapter (110~240V / 2-flat-pin plug) 1 x Charging cable (64cm) 1 x Chinese / English User Manual