FeaturesTouch Control, Rechargeable Battery, Sweat-Proof, Stereo, Closed Back, Wireless, Echo Cancellation, Wireless Charging, Extra Bass, Surround Sound, Built-In On/Off Switch, Adjustable Headband, Call functions, Volume Limitation, Built-in Microphone, Waterproof, NFC Bluetooth Pairing, Noise Isolation, Active Noise Cancellation, Playback Controls, HD Voice, Noise Cancellation, Replaceable Ear Tips, Speech-detecting accelerometer, Ambient Sound Mode, Volume Control, Microphone Mute Button, Bluetooth Multi-point
Number of EarpiecesDouble