Sennheiser RS 185 Wireless System

Code: 505564
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Manufacturer Sennheiser


Created with the music lover in mind, the RS 185 now makes it possible to enjoy dynamic, high-fidelity Sennheiser sound at home without the hassle of wires. These innovative, ergonomically designed, wireless open headphones deliver amazingly precise sound reproduction in uncompressed digital quality even as you wander from room to room, and they are light and comfortable enough for extended periods of use.

Furthermore, the conveniently located manual input level and balance controls make setting the listening levels to your individual preference a snap, so you’ll be able to fine-tune the details of each track in stunning acoustic clarity. Just connect the multi-purpose transmitter to your home sound system (via optical or analog inputs) and lose yourself in the music.

Sennheiser’s RS 185: The right wireless choice for serious listeners.


  • Wireless, open, circumaural headphones with uncompressed digital audio transmission
  • Exceptional digital audio clarity and transmission range of up to 328ft/100m (line of sight)
  • High-performance Sennheiser transducers for precise, thrilling sound
  • Control the sensitivity of your analog input – choose between Automatic Level Control (ALC) mode to even out volume differences automatically or Manual Level Control (MLC) mode to manually adjust the sensitivity
  • Supports analog and digital audio inputs and allows toggling between the inputs
  • Balance control located on the headset for convenient adjustments
  • Multi-purpose transmitter – also functions as ‘easy-charge’ cradle and docking station
  • Multi-receiver transmission – transmitter supports up to two pairs of headphones simultaneously
  • Ergonomic design for enhanced wearing comfort
  • 2-year warranty

What's in the box?

  • HDR 185 headphones
  • TR 185 transmitter
  • Optical cable 1.5 m
  • RCA audio cable 1.2 m
  • Power supply with 4 adapters (EU, UK, US & AU)
  • 2 AAA NiMH rechargeable batteries
  • Quick guide
Ear Coupling:
Open acoustic
Home Audio and TV
Sound Systems:
Frequency Response (Headphones):
17Hz - 22kHz
Sound Pressure Level (SPL):
106 dB at 1kHz, 3% THD
Total Harmonic Distortion (THD):
<0.5 % at 1 kHz, 100 dB SPL
Transducer Principle:
Dynamic, Open
Charging time:
up to 8 hours 30 min
Operating time:
up to 18 hrs
Battery Specification:
2 NiMH Batteries AAA size, rechargeable (1.2 V)
Power supply (transmitter):
100-240 V, 0.1 A / 9 V DC, 300 mA
Power consumption:
Operation: 4 W
Standby mode: < 0.3 W
RF (Radio Waves)
Interface (transmitter):
Audio input: RCA, stereo
Digital input: optical
up to 100 m (line of sight)
Carrier frequencies:
2.4 - 2.48 GHz
Signal-to-noise ratio:
Audio input: 85 dBA at 1 Vrms
Digital input: > 90 dBA
8-FSK Digital
Headphones: 310 g
Volume Control

Sennheiser RS 185 Wireless System


How to connect Sennheiser RS 185 to TV

Additional Accessories:
Sennheiser HDR 185 Headphones - Product Right
Sennheiser HDR 185 Headphones
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