FeaturesWireless Charging, HD Voice, Sweat-Proof, Playback Controls, Replaceable Ear Tips, Stereo, Rechargeable Battery, Wireless, Channel Monitor, Active Noise Canceling, Water-Resistant, Volume Control, Extra Bass, Noise Isolation, Echo Cancellation, Call functions, Closed Back, In-Line Control, Noise Cancellation, Volume Limitation, Built-in Microphone, Microphone Mute Button, Waterproof, Detachable Cable, Surround Sound, Built-In On/Off Switch
Driver Size4 cm