Wireless Stereo Headphone System MDR-RF811RK - MDR-RF811R & TMR-RF810R

Sony Corporation; Tokyo

  • Year
  • 2014 ?
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 356073

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Batteries / addl. power jack / AAA: NiCd 2× 1.2 or 2 × 1.5 / DC 12 Volt
  • Loudspeaker
  • - Is a Headphone or Earphone
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Wireless Stereo Headphone System MDR-RF811RK - MDR-RF811R & TMR-RF810R - Sony Corporation; Tokyo
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • Wireless Stereo Headphone System MDR-RF811 RK, consisting of:

     -  Headphones: MDR-RF811R with rechargeable NiCd-batteries
     -  Transmitter:   TMR-RF810R.

    Transmitter power supply and charging source:

     -12 V DC (from 100-240 AC V adaptor model AC-MS1202S).

    Technical data:
     -  Transmitter frequency: 863 MHz (CH1), 865 MHz (CH2)
     -  Modulation: FM stereo
     -  Frequency range: 20 - 20 000 Hz

    Transmitter weight:

     -137 g

    Made in China

  • Net weight (2.2 lb = 1 kg)
  • 0.270 kg / 0 lb 9.5 oz (0.595 lb)
  • Mentioned in
  • -- Original prospect or advert

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