Amazon.com: Sennheiser RS 120-W On-Ear Wireless Headphones for Crystal-Clear TV Listening with 3 Sound Modes, Lightweight Design, Easy Volume Control, 60 m Range and Convenient Transmitter/Charger Combo - Black : Electronics
Sennheiser RS 120 Wireless Stereo Headphone System RS120II B&H
Sennheiser HDR 120 Extra headset for RS 135-9 wireless headphone system at Crutchfield
Tutorial: How to connect RS 120 headphones to TV via Minijack & RCA | Sennheiser - YouTube