Sennheiser RS135-9 Open Supra-Aural Wireless Headphone System (Black)

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View Larger Image of RS135-9 Open Supra-Aural Wireless Headphone System (Black)
View Larger Image of RS135-9 Open Supra-Aural Wireless Headphone System (Black)
View Larger Image of RS135-9 Open Supra-Aural Wireless Headphone System (Black)

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Model: 508678 UPC: 615104338616

Product Information

The RS 135-9 continues the tradition of Sennheiser’s wireless headphone premium selection using RF technology to give you the best performance in transmission range and sound. Using 900 mHz RF technology, RS 135 will operate up to 330 feet through walls and ceilings. Additionally, the headphone’s open-air design ensures excellent acoustic performance. The RS 135 wirelessly enhances your experience of listening to TV, movies, or virtually any other audio source; without disturbing those around you. The included rechargeable AAA batteries have an operating time of up to 20 hours.

Sennheiser RS 135-9 Wireless Headphone System Highlights:

  • Open, supra-aural headphones with excellent RF wireless audio transmission
  • Detailed, warm sound reproduction with strong bass
  • Suitable for all types of modern music and TV applications
  • Wireless freedom of reception through walls and ceilings, up to 100 meters (330 feet)
  • Volume and tuning controls conveniently located on the headphones
  • Lightweight headphones with high wearing comfort
  • Compatible with the HDR 120 supplemental headset

 

Specifications

Specifications:

HDR 135-9 (Receiver)

  • Transducer principle: Open, dynamic
  • Ear coupling: Supra-aural
  • Frequency response: 22 – 19,500 Hz
  • Impedance: 24 ohms
  • THD at 1 kHz, 100dB SPL: < 0.7 %
  • Sound pressure level: 106 dB
  • Power supply: 2 AAA batteries
  • Operating time: Approx. 20 hours
  • Weight: 8 oz. (230 g)

TR 135-9 (Transmitter)

  • Modulation: FM Stereo
  • Power supply: 9 V DC
  • Power consumption: < 1.8 VA
  • Signal-to-noise ratio: > 65 dBA
  • Connector: RCA phono plug, 3.5 mm / 6.3 mm stereo jack
  • Weight: 7 oz. (200 g)
  • Dimensions: 3.34 x 8.85 x 5.23 in (85 x 225 x 133 mm)
  • Frequency range: 926.15 MHz – 927.55 MHz
  • Number of channels: 3

 

What's in the Box

What's in the Box:

  • 1 pair of HDR 135-9 headphones
  • 1 TR 135-9 transmitter with audio connecting cable
  • 1 mains unit
  • 2 rechargeable NiMH batteries, 1.2 V, AAA size
  • 1 adaptor (3.5 mm jack to 6.3 mm / 1/4” jack)
  • 1 adaptor (3.5 mm jack to RCA)
  • 1 Manual
  • 1 Safety Guide

 

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Work at a call center will these earphones wor?
M R on Nov 30, 2021
  Thanks for your question. The RS135-9 inputs are via RCA, 3.5mm or 6.3mm and will not interface with telephone system headset connectors.
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