Sony 150ft Long Range RF Wireless Noise Cancelling Headphones with Volume Control, Mute Switch & Adjustable Headband - Compatible with VIZO E420I-A1, E420VSE, E422AR, E472VLE, E552VLE, E601-A3, E601I-A3 & E701I-A3 LED/LCD TVs - Ideal for Home Theater, Gaming & Late-Night TV Watching Without Disturbing Others

Sony Black Over the Ear Analog RF Wireless Headphones • Cordless Headphones Enjoy high-fidelity sound, at home, in wireless freedom • Long-term comfort The easy-adjust headband allows for long-term comfort and ease-of-use • Expressive sound 40mm drivers deliver deeper bass and audio clarity for a superior home entertainment experience • Quality sound Wireless radio-frequency transmission provides quality indoor transmission. (Up to approximately 150 ft) • Fast charging Quick charging your headphones is a breeze with the secure charging system. A 3.5 hour charge will produce a full charge of approximately 25 hours. recharge function Specifications Audio • Audio Modes: Mute: Operates when RF signal is weak or not received • Channel Selection: Select by a slide switch • Driver Unit: 40 mm • Effective Range: Approximately 150 feet (45 m) • Frequency Response: 10-22000 Hz • Transmitter: Ch1: 915.5 MHz, Ch2: 916.0 MHz, Ch3: 916.5 MHz [selective, FM Stereo] • Tuning: Manual tuning via switch on both base and headphones • Volume Control: Yes (Rotary) General • Design: Over-the-head, Home-music/movie/games • Diaphragm: PET • Headband: Wide, Easy-Adjust • Magnet: Ferrite • Power On/Off: Power turns ON when headphones are worn; Red LED illuminates Hardware • Communication: Wireless Analog 900 mHz Radio Frequency • Headphone Type: Closed, Dynamic • Audio In: Analog Phono Input (left/right), Analog Stereo Input mini jack (x1)