COWIN E7 Active Noise Cancelling Wireless Bluetooth Headphones Black

Active Noise Cancellation blocks the external noise. Astonishing sound at any volume. Ergonomic soft over-ear cushions greatly improve wearing comfort. Industry-leading Bluetooth allows for extended range with fewer drop-outs than ever. Up to 30-hour rechargeable battery charge and go. Built-in voice-optimized microphone makes you be heard more clearly. Supports charging while listening.