... appearancesuitable for all cell phones within bluetoothseven colors to choose:black,red,white,silvery,yellow,green,bluerecall ... ,HFP,A2DPMatching the password0000Compatibility multi-brand mobile phones to connect withPower CharacteristicsBattery capacity900mACharging time2hoursWorking current40mAStandby time900hoursContinuous talk ... *170mm,30PCS/box,about 7kgProduct Photo: usb adapter for hdmi cable