Monster iSport Freedom Wireless Bluetooth On-Ear Headphones (Green), Sports, Sweatproof, and Noise Isolation Bluetooth (Apt-X + AAC) for exceptional wireless sound quality.On-ear control buttons to power through your music with ease Tough, durable and waterproof, iSport Freedom is easily cleaned. Sweatproof, Freedom stands up to your most rigorousworkouts. Superior Design Optimized For Comfort And Reliability Wireless on-ear controls:The multi-function key lets you power on or off, answer calls, track forward or back and control thevolume. Includes A ControlTalk Universal Cable Or Controlling Devices.