... for all cell phones within bluetoothseven colors to choose:black,red,white,silvery,yellow,green ... ,A2DPMatching the password0000Compatibility multi-brand mobile phones to connect withPower CharacteristicsBattery capacity900mACharging time2hoursWorking current40mAStandby time900hoursContinuous ... and echo suppression CVCAccessories5V 1A car charger adapter,a USBcable,a multifunction iron clampMEAS360*310 ...