Sony 900 MHz RF Wireless Headphones, MDR-RF975RK

Sony's powerful 900 MHz RF wireless headphones let you move both inside and outside your home while enjoying music, TV and movie soundtracks. Plus, at night you can turn up the volume as much as you like without disturbing other people. Storage/recharge stand included.

Wireless design for mobility 150-foot transmission range for listening enjoyment virtually everywhere in your home and outside in your yard 900 MHz transmission provides better sound quality and greater range than earlier wireless systems, and uses the same advanced technology as 900 MHz cordless telephones Mute function helps eliminate noise through the headphones and cuts out the sound when no audio signal is available 30mm driver units are larger than those in many portable headphones for deeper bass, lower distortion and wider dynamic range Comfortable, closed circumaural design positions the drive units at the correct distance from the ear canal and creates a sealed resonance chamber for superb deep bass Double headband, self-adjusting mechanism conforms to the curve of your head for a fit that stays comfortable even during extended listening sessions Single volume control in one earpiece conveniently adjusts the volume for both stereo channels Built-in, rechargeable Ni-MH batteries with up to 25 hours of operating power Headphones are automatically charged when placed onto the storage stand/transmitter