Brookstone Digital Wireless TV Headphones Connects to your TV, cable box, or gaming system Provides crisp, clear sound up to 75 feet Li-ion battery lasts up to 12 hours on a single charge Features noise reduction and high-def audio with deep bass effect Automatic frequency-switching technology ensures no interference with other devices Connects to your TV, stereo, computer, cable box, or gaming system 2.4GHz-2.5GHz Digital UHF technology provides crisp, clear sound up to 75 feet (25 m)even through walls! Automatic frequency-switching technology ensures no interference with other devices Features noise reduction and high-def audio with deep bass effect Soft-touch padded earcups are comfy enough for hours of binge-watching your favorite show or playing your favorite video game Built-in rechargeable batteryjust rest the headphones on the included charging base when not in use Li-ion battery lasts up to 8 hours on a single charge Includes AUX cable for wired connections to your TV, stereo, computer or mobile device