Sony MDRRF985RK Wireless RF Headphone, Black
Model: MDRRF985RK. Cordless HeadphonesEnjoy high-fidelity sound, at home, in wireless freedom. Long-term comfortQuick 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. Expressive sound40mm drivers deliver deeper bass and audio clarity for a superior home entertainment experience. Quality soundWireless radio-frequency transmission provides quality indoor transmission. (Up to approximately 150 ft)¹Fast chargingQuick 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. AudioAudio Modes: Mute: Operates when RF signal is weak or not received Channel Selection: Select by a slide switchDriver Unit: 40 mm Effective Range: Approximately 150 feet (45 m)Frequency Response: 10-22000 HzTransmitter: Ch1: 915.5 MHz, Ch2: 916.0 MHz, Ch3: 916.5 MHz (selective, FM Stereo)Volume Control: Yes (Rotary)GeneralDesign: Over-the-head, Home-music/movie/gamesDiaphragm: PETHeadband: Wide, Easy-AdjustMagnet: FerritePower On/Off: Power turns ON when headphones are worn; Red LED illuminatesType of Use: HomeHardwareCommunication: Wireless Analog 900 mHz Radio FrequencyHeadphone Type: Closed, DynamicInputs and OutputsAudio In: Analog Phono Input (left/right), Analog Stereo Input mini jack (x1)PowerBattery Charging (Approx): 3.5 H (to fully charge an empty battery); Battery is charged by placing MDR on TMRBattery Life (Approx): 25 H (with fully charged supplied Li-Ion battery pack)Battery Type: Rechargeable Lithium-Ion rechargeable batteryInternal Power Supply: Transmitter: Supplied AC adapter (12 V, 200 mA)Output Power: 5 mW + 5 mW Power Requirements: DC 12 V (from supplied AC Adaptor)SpeakerTuning: Manual tuning via switch on both base and headphonesWeights and MeasurementsCord Length (Approx.): Cord Length (Approx.): 39 3/8 in. (1.0 m) Stereo connecting cableDimensions (Approx.):
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