Brand New - Sennheiser HD 4.50 SE Wireless Noise Cancelling Headphones - Black
- Bluetooth 4.0 and aptX technologies deliver exceptional wireless sound quality. Connectivity Technology: Bluetooth
- Noise Gard active noise cancellation reduces ambient noise levels improving the listening experience
- Intuitive ear cup mounted controls for changing tracks and for making calls via the integrated microphone
- Up to 19 hour battery life with Bluetooth and Noise Gard activated and is supplied with connecting cable for battery free listening
- Frequency Response 18 22,000 Hertz Impedance 18 ohm