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Product 241630

Sony MDR-DS4000 Infrared Cordless Surround Sound Headphones   

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Real 5.1 channel surround sound digital infrared transmission, supporting DD, Dolby Pro Logic II, dts, and MPEG-2 AAC formats. Audio compression boos...Click To Read More About This Product

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Unsurpassed for late night movie watching!

Real 5.1 channel surround sound digital infrared transmission, supporting DD, Dolby Pro Logic II, dts, and MPEG-2 AAC formats. Audio compression boosts dynamics for impressive sound at low levels. Optical output enables connection with optically equipped gear, like AV systems. Just place the headphones on the processor to charge battery. Easy connection with only one cable (optical or audio). Connects to a DVD player, digital TV, digital broadcasting satellite receiver, etc., with the supplied optical and audio cables.

  • Compatible with a wide variety of audio formats: Dolby Digital, Dolby Pro Logic II, dts, and MPEG-2 AAC
  • Digital infrared transmission system Uncompressed transmission sound
  • Resists external noise and interference
  • Stunning 5.1 surround sound capability based on newly developed XD technology
  • Battery is automatically charged by placing the headphones on the processor
  • Audio compression for low-level listening

MDR-DS4000 Infrared Cordless Surround Sound Headphones

  • Output Power : 15mW + 15mW
    Distortion : Processor- Less than 1% at 1kHz
    Headphones: MDR-IF4000
    INFRARED Modulation : Frequency modulation- DQPSK
    INFRARED Carrier Frequencies : Transmitting frequencies- 3.75MHz
    INFRARED Wavelength : Signal reception distance- 7m forward, 3m at ±45 degrees
    Type : Closed, dynamic
    Circumaural design
    Mute operates when infrared signal is not received
    Auto power On/Off- Power turns ON when headphones are worn
    Power ON indicator on headphones
    Red LED lights up molded band with self-adjusting mechanism for suspenders
    Rotary volume control
    Drivers: 40mm diameter, dome type drivers
    Long-stroke diaphragm
    Neodymium magnets
    Frequency response: 10-22,000Hz
    Power Requirements : Rechargeable supplied Ni-MH batteries x2
    Power Requirements : Not supplied alkaline AAA x2
    Processor : DP-IF4000
    Decoding functions- Dolby† Digital (Max 5.1ch)
    Decoding functions- Dolby† Prologic II
    Decoding functions- dts (Max 5.1ch)
    Processor : Decoding functions- MPEG-2 AAC
    Processor : Effect mode- OFF
    Processor : Effect mode- Cinema
    Effect mode- Music
    Transmitter FREQUENCY RESPONSE- 12-24,000Hz at 48kHz Sampling
    Power On/Off
    Compression On/Off
    Power Requirements: Supplied AC adapter (9V1100mA)
    Inputs: Audio input (1 power supply)- Optical Digital Input (square
    type) x1
    Inputs : Audio input (1 power supply)- Analog input (pin jack x2) x1
    Outputs : Optical Digital Output (square type)- available x1
    Battery Life : Supplied NiMH battery- 7 hours with full charge
    Battery Life : Supplied NiMH battery- 20 min with 1 hour charge
    Battery Life : Sony alkaline battery- 13H
    Supplied Accessories:
    AC adapter (DC9V/600mA) 120V
    Connecting cord 1.5m, optical cable
    Rechargable battery NiMH; 550mAh x2 (BP-HP550)
    Weight: Headphone: 11 oz. Processor: 14 oz (400 g)
    Approximate dimensions: Processor: 6-3/10"W x 6-3/10"H x 7-7/8D"
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