With built-in high capacity rechargeable battery, the headphone can last up to 10 hours of music playing time or talking time and 180 hours of standby time per charge cycle. Supports wireless connection, transmitting strong signal in high quality & high speed and offering high-fidelity stereo music. Suitable for: MP3, portable CD players, portable VCD/DVD etc. Equipped with a 3.5mm jack audio cable, so it can be used as a wired earphone. You can play music, watch videos or chat with friends freely without wires tangled.

ACTIVE NOISE CANCELLING: These Universally Compatible Headphones feature Patented NoiseHush Technology, which reduces distracting ambient noise by capturing and negating external sound waves WIRELESS APTX BLUETOOTH 4.1:The Latest in Bluetooth Technology for the best sounding and most reliable wireless transmission possible (up to 33 ft range!) whenever you unplug from the Tangle-free 3.5mm Braided auxiliary cable BEST HD QUALITY SOUND: HD Sound & In Line: 40mm neodymium drivers provide the ultimate sound quality with enhanced bass for full rich sound. Built-in mic has Noise Isolation Technology that cuts out ambient noises for voice clarity