Headphones & Earphones
Retekess TA008 Wireless Headphones for TV Listening, TV Ears Digital Wireless Headphones, One Key Hearing Assistance, 2.4G Low latency, Dual battery - 10H Using, TV Sound Amplifier for Seniors
Wireless Headset System 2.4G: No delay, providing stable and clear audio transmission, with a transmission range of 100 feet, the elderly can easily listen to TV programs or music clearly in the living room, bedroom or even outdoor activities....
https://www.bizrate.co.uk/headphones_earphones/retekess-ta008-wireless-headphones-for-oid36394818010.html