The Sennheiser RS 120 is an RF wireless headphone system with open, supra-aural headphones. This product can be identified through its model number, RS 120. The headset is the HDR 120, and the transmitter model number is TR 120. The Sennheiser RS 120 was released in 2004. They feature a transparent, well-balanced sound with excellent bass reproduction, making them an ideal choice for both hi-fi and TV use. The RS 120 offers freedom of movement, stylish design and optimum comfort at an affordable price.
== Troubleshooting == If you come across any issues with the Sennheiser RS 120, then please refer to the [[Sennheiser RS 120 Troubleshooting|troubleshooting page]] == Background and Identification == The Sennheiser RS 120 was released in 2004 as headphones that utilize a transmitter for wireless use. The model number for this set is RS 120, whilst the headset is HDR 120 and the transmitter is TR 120. Connecting a device to the audio cord adapter allows one to hear sound from up to 300 feet away through walls and ceilings. The three position channel selector lets you pick a channel for clear reception. The Sennheiser RS 120 set contains a 200g HDR 120 (headset) and a 230g TR 120 (transmitter). Included in the package is a transmitter power cable, audio cable, 2 AAA NiMH batteries and audio adapters. The Sennheiser RS 120 sports a volume panel, tune panel, and an on and off switch on the headphone. The transmitter has a a channel switch as well as on/off and charge lights for easier use. == Specifications == Dimensions: * 85 x 225 x 133 mm Battery: * AAA Battery Impedance: * 24 Ω Power Supply: * Transmitter 9V bloc * Receiver: 2 AAA Batteries Frequency response: * 22-19500 Hz Miscellaneous: * Transmitter: 200 g * Receiver: 230 g (with batteries) == Additional Information == [https://en-us.sennheiser.com/audio-headphones-stereo-wireless-120-ii|Sennheiser RS 120 support page] [https://www.amazon.com/Sennheiser-RS120-Wireless-Headphones-Charging/dp/B0001FTVEK|Sennheiser RS 120 on Amazon] [https://www.amazon.com/Sennheiser-RS120-Wireless-Headphones-Charging/dp/B0001FTVEK|Sennheiser RS 120 on Best Buy] [https://assets.sennheiser.com/global-downloads/file/7987/RS120_RS120II_RS126II_Manual_1015.pdf|Sennheiser RS120 Instruction Manual] [document|148|RS120_ProductSheet.pdf] [document|149|RS120_Instructionsforuse.pdf]