LNHP201IR wireless headphones

Two-channel wireless stereo headphones Channel A: Right channel frequency: 2.8MHz, Left channel frequency: 2.3MHz Channel B: Right channel frequency: 3.8MHz, Left channel frequency: 3.2MHz Reproducible frequencies: 20 - 20,000Hz Operating distance : max. 10 meters With volume on/off button LED status light Operates on 2 AAA batteries (not included) Suitable for use with (e.g.) MCM 170, MAC301IR, MAC3501IR, MVD 192 or MHM headrests