Enjoy clear and powerful sound with the wireless freedom of Bluetooth. The Signature Bluetooth Headphones bring you our highest resolution sound, advanced noise-canceling technology, and lightweight comfort for the ultimate listening experience.With 6 built in mics and h ybrid noise cancellation lets you choose how you want to filter sound. With a choice of Active Noise Cancellation, Environmental Noise Cancellation or Transparency mode, you can listen your way.With a total play time of up to 40 hours, the Our Pure Planet Signature Bluetooth Headphones let you listen for longer. And with soft memory foam earpads featuring plush protein leather, you can do it in complete comfort.Enjoy premium sound that’s better for the planet, when you listen with the Our Pure Planet Signature Bluetooth Headphones. All our products are 200% plastic regenerative, 100% carbon neutral and use 100% sustainable packaging (FSC certified). Features: With up to 40 hours playback time these are perfect for your busy life Actie Noise Cancellation (ANC) features to keep you immersed in sound or use transparency mode to bring you out of it to hear the world around you The signature headphones have 6 x built in mics and Environmental Noise Cancellation (ENC) for crystal clear calling Touch control functions Memory foam earpads for maximum comfort Customized acoustic tuning and titanium coated HD drivers for a powerful sound with studio quality resolution 2 year manufacturers warranty 200% plastic regenerative Specifications: Dimensions: H:25.0 x W:23.0 x D:6.0 cm Colour: Black Guarantee:2 Year Material: High Quality Recycled Plastics Model Number: 87872