Wireless Headphones Sony WH-CH710N, White-Grey:Enjoy listening to music without tangled cables. The SONY wireless headphones have the over-ear design. They sit comfortably over your ears, but they still have quite a compact design. Their ear-covering design guarantees incredible insulation against ambient sound. These Sony WH-CH710N, White-Grey Wireless Headphones utilize Bluetooth for wireless connection to your device. No more bothersome cables. Simple and quick connection with other types of electronics is made possible with NFC. With a frequency range of 7 to 20000 Hz, you can enjoy knowing that you wont miss a single beat of your favourite song.   These headphones also include and internal microphone. Thanks to active noise cancellation, nothing will disturb you during work or play. This model can even receive your calls. Songs can be switched easily and quickly using the controller on the headphones. If you travel a lot, then you will be sure to appreciate the folding construction. Thanks to the rotating ear pads, they will surely fit you perfectly. A fully charged battery will last you 35 hr(s). Sony WH-CH710N, White-Grey Wireless Headphones Key Features Material of these wireless headphones by Sony WH-CH710N, White-Grey: closed Beautiful white colour SONY Wireless Headphones offers the possibility to rotate pods Useful folding construction Wireless headphones cable total length: 1,2 m Cable can easily be removed for replacement or transfer Connection method: Bluetooth NFC enables very fast synchronisation Wire-free connecting via Bluetooth gives you great freedom ANC for clean listening in a noisier environment Weight of SONY wireless headphones is 250 g Fully charged battery life: 35 hr(s) These SONY wireless headphones also have a handy microphone Every user is sure to love the buit-in microphone. The microphone on these SONY wireless headphones ensures uninterrupted voice calling with your friends and family. It is built directly into the headphones.