Sennheiser HDR120 Additional Wireless Headphone for RS120 Wireless System

The HDR120 is the headphone sold separately for the RS120 system (transmitter not included with the HDR120). You can use as many HDR120's with one base station as desired, allowing you to enjoy great wireless sound. The RS130 wireless RF headphone system with switchable surround sound is an ideal choice for both hi-fi and TV use. The RS120 transmitter features a convenient metal stand for storing and recharging the headphones.

•    This is an additional wireless headphone. Requires the RS120 wireless headphone system to function.
•    Can place the HDR120 on the RS120 stand to charge the batteries
•    2 year warranty

Specifications:
HDR120 Headphone Receiver:
Transducer principle: dynamic, open
Frequency response: 18-21,000 Hz
THD: < 0.5 %
Max. SPL: 104 dB
Power source: 2 “AAA” NiMH batteries (behind earpads).
Operating time of headphone batteries: approximately 22 hours
Weight: approx. 9.7 oz