Sennheiser Wireless TV Headphones in Black - RS 120-W

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RS 120-W wireless TV headphones

Get the most from your media entertainment with wireless on-ear headphones from Sennheiser. Digital wireless transmission and three new sound modes give you high fidelity and clear speech - the easy way.

  • Crystal-clear Sennheiser sound
  • 3 sound modes to choose from
  • Lightweight cushioned comfort
  • Volume control directly on the headphones
  • All-in-one transmitter, docking station, and charger


  • High-quality stereo sound for TV, music, podcasts, and streaming video - choose Speech, Music, or Neutral mode
  • Max. volume of 100 dB with outstanding ergonomics if you need extra amplification
  • Ultra-easy recharging - simply place the headphones on the stand
  • On-ear design provides outstanding comfort, and an ergonomic control dial lets you adjust volume directly on the headphones
  • Long-lasting comfort and battery life (up to 20 hours) for extended TV or listening sessions
  • Broadcast from a single transmitter to dozens of headphones simultaneously for watching or listening together 

Simply great sound for TV and music

These comfortable wireless headphones give you complete freedom to enjoy clear speech and excellent sound.

Now you can watch TV with outstanding sound clarity — whenever you like. And with sound this good, the RS 120-W is great for listening to streaming content like music and podcasts, too.

When you’re done, simply return the headphones to the stand to recharge them. It doesn’t get any easier than this.


Enjoy media together in high quality

You can use Broadcast Audio to connect multiple RS 120-W headphones to a single base station for synchronized listening.

Want to watch a TV show or listen to a podcast - together? It’s easy with the Broadcast Audio feature, part of the new LE Audio standard that the RS 120-W is built on.

LE Audio uses the new power-saving LC3 audio codec and transmits over Bluetooth Low Energy radio for outstanding sound quality and longer battery life.


Listen all day if you like

Supremely comfortable fit and long battery life — the perfect combination for extended listening.

Plush fabric earcups and a low-pressure headband make these headphones a pleasure to wear, even for long sessions. With up to 20 hours operating time from the rechargeable NiMH batteries, they’re ready for a TV or music marathon anytime.

Want to grab something from the kitchen? Not a problem with the generous 60-meter wireless range. Get up, move around, or sit on your patio or balcony - the brilliant sound follows you everywhere you go.


Easy to connect and use - for anyone

No pairing or complex setup. Just plug in and get ready to experience a new world of clear sound.

Plug the base station into your device or TV audio output with the included analog connections - you don’t need to worry about pairing devices or any complicated setup. And the convenient wheel on the headset lets you easily adjust the volume independently of your TV.

With a maximum volume of 100 dB, these headphones are also perfect for anyone who needs more amplification. Recharging the NiMH batteries is a breeze; just place the headphones on the stylish docking station.


What’s in the box

HDR 120-W headphones, TR 120-W transmitter with stereo RCA audio cable, Power supply with international adapters (EU, UK, US, AUS), Two AAA rechargeable NiMH batteries, Adapter for audio connection 3.5 mm, Quick start and safety guide


Select one of the three modes

Choose between Speech, Music, and Neutral on the base station to tailor your sound.

Article number (SKU)700171
Battery SpecificationHeadphone Receiver: 2 x 1.2 V (AAA), NiMH rechargable
Battery timeHeadphone Receiver: Up to 20 hours
What's included
What's includedHeadphones HDR 120-W,Transmitter TR 120-W with stereo RCA audio cable,Mains unit with country adapters,Two rechargeable batteries: 1.2 V (AAA), NiMH,Adapter for audio connection 3.5 mm,Quick guide & safety guide
WeightHDR 120-W (incl. batteries): 215 g, TR 120-W: 315 g, RS 120-W (incl. batteries, power supply & RCA adapter): 695g
Wearing styleOn-Ear, Headband, Open supra-aural wireless headphone system
Warranty2 years
Total harmonic distortion (THD)< 0.7 % at 1 kHz, 100 dB SPL
Storage TemperatureTemp: –20 to +40°C Rel. humidity < 90% (non condensing)
Speaker TypeDynamic, 30 mm diameter
Sensitivity100 dB SPL (1 kHz / 1 mW)
RangeUp to 60 m
Power SupplyInput: 100-240 V AC, 50-60 Hz,0.1 A Output: 9V DC, 0.34 A, max 2,7 W
Frequency response22–19,500 Hz
Frequency band2,400 MHz to 2,483,5 MHz
Ear CouplingSupra-aural
Ear pad materialfabric
DimensionsHDR 120-W: 195 x 190 x 82, TX 120-W: 85 x 135 x 225
ConnectionLE Audio
Charging time5 hrs (>95%)
BluetoothLE Audio

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