Sennheiser RS 175 Wireless Headphones

Transform your home entertainment with the Sennheiser RS 175 Wireless Headphones — engineered for audiophiles and casual listeners alike. These closed-back, over-ear headphones deliver immersive digital wireless audio with exceptional clarity and range, reaching up to 328 feet (100 meters) in line-of-sight. With customizable Bass Boost and Surround Sound modes, the RS 175 enhances TV, movies, and music with rich, spatial sound and deep low-end performance.

The RS 175 is built for long listening sessions, offering a snug ergonomic fit and intuitive on-headphone controls for a distraction-free experience. Its transmitter doubles as a charging dock and base station, connecting via both optical and 3.5mm analog inputs — and supports simultaneous streaming to two headphone sets. Whether you're watching late-night TV or listening to your favorite playlist, the RS 175 provides uninterrupted wireless freedom with up to 18 hours of battery life.

Specifications

• Wearing Style: Over-Ear (Circumaural, Closed-Back)
• Connectivity: Digital Optical and 3.5 mm analog input
• Audio Transmission: 2.4 – 2.48 GHz digital wireless
• Range: Up to 100m (328 ft) line-of-sight
• Battery Life: Up to 18 hours
• Charging Time: Approx. 8.5 hours
• Transducer Principle: Dynamic, Closed
• Frequency Response: 17 Hz – 22,000 Hz
• Sound Pressure Level (SPL): 114 dB at 1kHz, 100 dB
• Total Harmonic Distortion (THD): Less than 0.5% at 1kHz, 100 dB SPL
• Power Supply / Battery Type: 2 AAA NiMH rechargeable batteries (1.2V, 820 mAh)
• Weight: 310g
• Dimensions: 127 x 234 x 100 mm
• Max Connected Receivers: Supports up to 2 headphone sets simultaneously

Expanded Key Features List

• Wireless Freedom Up to 328 ft: Experience stable, clear audio without cords with up to 100m range in open space.
• Bass Boost & Surround Sound Modes: Customize your sound with deep bass or expanded stereo for a cinematic effect.
• Multi-Receiver Capability: Transmitter supports two RS 175 headphones at once for shared listening.
• Dual Input Options: Compatible with both optical and 3.5mm analog sources for flexible connectivity.
• Integrated Headphone Controls: Easily toggle sound modes or volume with buttons directly on the earcups.
• Comfortable Ergonomic Design: Over-ear, closed-back design fits securely and comfortably for long sessions.
• Charging Dock Transmitter: Dock your headphones to charge and stream from one simple base station.
• Extended Battery Life: Up to 18 hours of listening time per charge ensures non-stop entertainment.

Q&A Section

Q: How far can I use the Sennheiser RS 175 from the base station?
A: The RS 175 provides wireless audio up to 100 meters (328 feet) in a line-of-sight environment, giving you full freedom to move around your home.

Q: Can I connect two headphones to the RS 175 system?
A: Yes, the RS 175 transmitter supports up to two pairs of headphones simultaneously for shared listening experiences.

Q: What audio inputs are supported by the RS 175?
A: The RS 175 supports both digital optical and analog 3.5mm stereo inputs, allowing compatibility with a wide range of devices.

Q: Does the RS 175 work with TVs?
A: Absolutely. Connect it via optical or analog input to your TV for high-quality wireless audio, especially useful for late-night viewing.

Q: How long does the battery last?
A: The RS 175 offers up to 18 hours of continuous use on a full charge, and recharges in approximately 8.5 hours.

Q: Are the sound settings customizable?
A: Yes, you can activate Bass Boost or Surround Sound modes directly from the headphone controls to tailor your listening experience.

Q: Is the headset comfortable for extended wear?
A: Yes, its ergonomic over-ear design ensures a secure, comfortable fit, ideal for long listening sessions without fatigue.

Q: What kind of battery does the RS 175 use?
A: It uses two AAA-size low self-discharge NiMH rechargeable batteries (1.2V, 820 mAh) for efficient, eco-friendly performance.