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Sennheiser Additional Headphones For RS 165 Wireless Headphone System - 505581

Abt Model: HDR165 | UPC Code: 615104229556
Online Only (details)

Estimated Delivery Date: 
Mar 28th *

When you order in the next 23 hours, 20 mins

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Product Details

Sennheiser Additional Headphones For RS 165 Wireless Headphone System, Model 505581

Additional / replacement headphones for the RS 165 digital wireless headphone system.



  • Frequency response: 18 - 21,000 Hz
  • Max. sound pressure level: 106 dB at 1kHz, 3% THD
  • THD, total harmonic distortion: <0.5 % at 1 kHz, 100 dB SPL
  • Transducer principle: dynamic, closed
  • Operating time: up to 18 hrs


  • Range: Up to 30 m
  • Signal-to-noise ratio: typ. 85 dBA at 1 Vrms
  • Modulation: 8-FSK Digital
  • Carrier frequencies: 2.4 – 2.48 GHz

In the Box:

  • HDR 165 headphones

Approximate Weight:

  • Shipping: 1 lb
Key Features
Additional / Replacement Headphones For The RS 165 Digital Wireless Headphone System/ 18 - 21,000 Hz Frequency Response/ 106 dB At 1kHz, 3 Percent THD Max. Sound Pressure Level/ Up To 18 Hrs Operating Time/ Black Finish
More reasons to buy the Sennheiser 505581 from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Sennheiser 505581 is Brand New.
  • The Sennheiser 505581 Ships in a Factory Sealed Box.
  • Abt ships this product for free!
Wired Or WirelessWireless
Ideal For Wireless TV UseYes
Ideal For Sports And WorkoutsNo
iPhone ControlsNo
Android ControlsNo
Sound IsolationYes
Noise CancelingNo
Power SwitchYes
Volume ControlYes
Gaming HeadsetNo


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