Sony MDR-RF985RK Marketing Specifications - Page 1

MDR-RF985RK 900 MHz Analog RF wireless headphone Untangle your mind and relax with crisp, personal audio without wires. They also feature a comfortable headband and long battery life up to 25 hours. Best of all, one simple setup is all it takes to achieve optimal RF signal reception and you're on your way to cordless freedom. 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)¹ 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 Channel Selection Driver Unit Effective Range Frequency Response Transmitter Tuning Volume Control General Design Diaphragm Headband Magnet Power On/Off Type of Use Hardware Communication Headphone Type Inputs and Outputs Audio In Mute: Operates when RF signal is weak or not received Select by a slide switch 40 mm Approximately 150 feet (45 m) 10-22000 Hz Ch1: 915.5 MHz, Ch2: 916.0 MHz, Ch3: 916.5 MHz [selective, FM Stereo Manual tuning via switch on both base and headphones Yes (Rotary) Over-the-head, Home-music/movie/games PET Wide, Easy-Adjust Ferrite Power turns ON when headphones are worn; Red LED illuminates Home Wireless Analog 900 mHz Radio Frequency Closed, Dynamic Analog Phono Input (left/right), Analog Stereo Input mini jack (x1)