Philips Wireless TV headphones 40mm drivers/open-back Over-ear Philips SHD8850 wireless headphones immerse your in ;your own world of cinematic sound, with total freedom. Digital wireless connectivity provides interference-free, crystal clear sound, for the ultimate in personal home entertainment. 20-hour runtime for long listening sessions Move freely with 30m wireless range Automatic on/off power Easy-to-use charging dock Optical and analog input fits all televisions Designed for long-wearing comfort Hammock auto-adjusts for optimal fit Breathable velour ear cushions for extensive comfort 20-hour runtime With a 20-hour runtime, you can indulge in marathon viewing sessions without worrying about losing power. 30m wireless range The 30m transmission range provides mobility and freedom to enjoy your music all around your home. Auto on/off Philips SHD8850 headphones turn on automatically when you put them on your head. And when you're finished watching, they will automatically power off, to ensure power doesn't go to waste. Cinematic sound Philips SHD8850's 40mm drivers are acoustically tuned to deliver superior cinematic sound. Fits all televisions Equipped with an optical and analog input, Philips SHD8850 headphones are compatible. Hi-res audio High-resolution audio offers the best in sound performance, reproducing the quality of original studio master recordings more faithfully than 16bit/44.1kHz CD formats. Using the audio cable provided, Philips SHD8850 wireless headphones support high-resolution audio, delivering uncompromising audio quality from your preferred devices - so you can get more out of your home entertainment.