Wireless Bluetooth Microphone and HiFi SpeakerAvailable in gold (sold out) and pinkBluetooth 4.0 technology for faster transmit speedEffective wireless operating distance is up to 10 metersMetal shell protective and super bass loss-less sound create a high-quality listening experienceNoise cancellation function wireless capacitive microphoneBluetooth wireless design for connecting to any Bluetooth-enabled smart devicesBattery: Li-Polymer 3.7 V/2600 mAhMaterial: Aluminum + ABSControls: Bass, treble, volume, music and echoCompatible with IOS and android phones (ready switch)Compatible with audio wire connection.