Professional Wireless Headset For TV PC Computer MP3 TV Over-Ear Headset Support FM Function With USB Transmitter PK Bingle B616 wireless headphone for TV easy to install and use one key connect super range one transmitter can match more headphone The senior citizen can’t hear clearly TV turns loudly affecting family neighbors Multiple headphones can be used simultaneously watching tv does not affect children's learning family watching tv and wearing headphones,don't worry the sound and affecting watching tv at night does not disturb your family people who like to watch the game at night,no longer afraid to affect their partner's rest. 2 ways connect please confirm the interface, and whether the interface has sound output (if there is no sound output, please read the tv manual to adjust the TV sound output mode) 1. Headphone jack 3.5mm interface, the audio line is equivalent to the antenna and needs to be expanded(affecting distance and signal) 2. Red and white points left and right AV interface, the audio line is equivalent to the antenna and needs to be expanded(affecting distance and signal) Headset operation after the launch connection is completed turn on the headset to receive the transmission signla(after using the radio function, press the WL button to return to the ransmistter signal) comfortable fit, rotating design, special earmuffs launch distance support one transmitter, multiple receivers Package list: 1 x wireless headphone 1 x usb launcher 1 x audio cable NOTE: No include red and white cable!