Taking home entertainment to the next level, Sennheiser’s RS 175 offers an impressive range of features in a compact, ergonomic package, so that you can enjoy music and television to the fullest. The Bass Boost and Surround Sound listening modes will allow you to experience your home entertainment system like never before – the former increases the audio bass response while the two virtual surround modes offer a more spatial and livelier stereo sound. What’s more, the innovative digital wireless technology ensures that signal transmission remains clear and accurate as you move from room to room. Additionally, the user-friendly design makes it easy to set up and enjoy the RS 175. The main controls are located on the headphones, so nothing will distract you from an exciting audio experience, and the comfortable fit is ideal for extended periods of use.

Features

• Closed, circumaural headphones with excellent digital wireless audio transmission
• Exceptional digital audio clarity and transmission range of up to 100 m/328 ft (line of sight)
• Enables switching between dynamic bass and virtual surround sound listening modes for situational sound customization
• Supports analog and digital audio inputs and allows toggling between the inputs
• Intelligently designed controls for maximum ease of use
• 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
• 1-year warranty

What's in the Box?

• HDR 175 headphones
• TR 175 transmitter
• Power supply unit with multi-country adapters (EU, UK, US, AU)
• Low self-discharge NiMH rechargeable batteries, AAA size
• Optical digital cable, 1.5 m
• Stereo audio cable with 3.5 mm jack plugs, 2 m
• Quick guide
• Safety guide

Specs

RS 175 headphone system

• Carrier frequency 2.40 to 2.48 GHz
• SNR analog input: typ. 85 dBA at 1 Vrms digital input: > 90 dBA
• RF output power max. 10 dBm
• Transmission range up to 100 m/328 ft line of sight
• Max. number of simultaneously connected headphones 2
• Temperature range Operation: 0°C to +40°C/32°F to 104°F Storage: -25°C to +70°C/-13°F to 158°F

HDR 175 headphones

• Transducer principle circumaural, closed
• Transducer system dynamic, neodymium magnets
• Frequency response 17 Hz to 22 kHz
• Max. SPL max. 114 dB at 1 kHz, 3% THD
• THD < 0.5% at 1 kHz, 100 dB SPL
• Operating time up to 18 hours
• Charging time of rechargeable batteries up to 8 hours 30 min
• Power supply 2 AAA size low self-discharge NiMH rechargeable batteries, 1.2 V, 820 mAh
• Magnetic field strength 2.7 mT
• Weight (incl. batteries) approx. 310 g
• Dimensions (W x H x D) approx. 17 cm x 20 cm x 9.5 cm

TR 175 transmitter

• Connections Digital: optical Analog: 3.5 mm stereo jack socket
• Power supply 9 V , 300 mA
• Power consumption Operation: typ. 4 W Standby mode: ≤ 0.3 W (without charging)
• Dimensions (W x H x D) approx. 12.7 cm x 23.4 cm x 10 cm

Documentation

RS 175 Instruction Manual