High-quality Sennheiser sound: Enhance your TV listening with crystal-clear, detailed, well-balanced stereo sound.Control Type:Volume Sound modes: Three listening profiles - Speech, Music, Neutral - to adjust the sound to your preference for TV, music, podcasts, and streaming video. Easy volume control: Ergonomic control dial directly on the headphones offers intuitive volume adjustment. Exceptional comfort: Lightweight on-ear headphones with low headband pressure for optimal wearing comfort during long TV sessions. Long battery life: Up to 20 hours playback from the rechargeable AAA batteries. Up to 60m range: Digital wireless transmission ensures no analog static for listening freedom around the home. Combination transmitter/charging dock: Easy connection to TVs via RCA or 3.5mm plugs while providing a convenient charging station for the headphones. Age range description: Adult Included components: Headphones HDR 120-W, Transmitter TR 120-W with stereo RCA audio cable, Mains unit with country adapters (EU, UK, US, AUS), Two rechargeable batteries: 1.2 V (AAA), NiMH, Adapter for audio connection 3.5 mm, Quick guide & safety guide