Pulse HP4000DG Wireless Headphone with active Noise Cancelling

Wireless Bluetooth Headphones Active noise cancellation with Bluetooth (4.1) connection. Battery time and controls The battery is rechargeable and lasts for about six hours active listening. There are controls on the side of the headphones to manage calls, music, volume and noise cancellation. It works for up to 10 meters. 20-20 000 Hz. Extra long cables included if you want to connect the headphones to a computer or music instrument. USB- charge cable included 3.5mm till 6.3mm adapter included. * Finish: Dark Grey * Battery time: 6 hours * Range: 10 meters * Frequency range: 20-20k Hz * Bluetooth: 4.1 * Standby: 180 HOURS * Noise Cancelling: Yes * Microphone: Yes * Foldable construction: Yes * Audio Cable: 1,5 meters * Adapter: 3.5mm to 6.3mm * USB charge cable: Yes