Description:

The Sennheiser RS 165 is a high-quality digital wireless headphone system designed to enhance your TV and audio experience. Featuring a closed-back, over-ear design and dynamic drivers, it delivers rich, detailed sound with minimal interference. The included TR 165 transmitter connects via 3.5 mm analog input and doubles as a charging dock. With a transmission range of up to 30 meters and up to 18 hours of battery life, the RS 165 provides freedom of movement and immersive audio at home.

Key Specifications:

Headphones:

• Type: Over-ear (circumaural), closed-back, dynamic

• Frequency Response: 18 Hz 21 kHz

• Max Sound Pressure Level (SPL): 106 dB (1 kHz, 3% THD)

• Total Harmonic Distortion (THD): < 0.5% (1 kHz, 100 dB SPL)

• Signal-to-Noise Ratio: Approx. 85 dBA

• Controls: Volume and Bass Boost on headphones

• Weight (with batteries): Approx. 300 g (10.6 oz)

Wireless Transmission:

• Frequency Band: 2.4 2.48 GHz

• Modulation: 8-FSK Digital

• Transmission Range: Up to 30 meters (98 feet), line-of-sight

• Latency: Low-latency digital RF (ideal for TV/movie use)

• Number of Simultaneous Headphones Supported: 2 (second pair sold separately)

Power & Battery:

• Battery Type: 2 AAA NiMH rechargeable (1.2 V, ~820 mAh)

• Battery Life: Up to 18 hours

• Charging Time: Approx. 8.5 hours

• Charging Method: Docking on TR 165 transmitter

Transmitter (TR 165):

• Input: 1 3.5 mm stereo line-in

• Functions: Charging dock, signal transmitter, supports bass boost

• Auto Standby: Activates after 5 minutes of no audio signal

• Power Adapter: Includes multi-region AC adapters (EU, UK, US, etc.)