Product details:

Enjoy TV as loud as you want without disturbing others! Strong compatibility, easy to use, plug and play, universal audio equipment Bluetooth 5.0, Hi-Fi sound, Exemption from charging, Plug and play Drive free installation, Signal stabilization, Comprehensive compatibility, Red/Blue indicator. Helps block out surrounding sounds. Transmitter and Headphones Wirelessly Transmit up to 100 ft Without Interference. No WiFi, Bluetooth, or Pairing Required, comes with a Transmitter Stick. Volume Control on the Headphone. Super Soft, Cushioned Ear Pads. Adjustable Fit Headband. Rechargeable Battery Lasts up to 10 Hours. Can Pair Multiple Headphones to One TV. Wireless Bluetooth TV Headphones: Bring a Bluetooth headset to watch TV, return a quiet and comfortable environment for the family. Breakthrough Is Now: Strong compatibility, easy to use, plug and play, universal audio equipment Bluetooth 5.0, Hi-Fi sound, Exemption from charging, Plug and play Drive free installation, Signal stabilization, Comprehensive compatibility, Red/Blue indicator. The computer-connected Bluetooth speaker: With a Bluetooth adapter, you can use a Bluetooth speaker to connect your computer, Wireless listening is free. Enjoy the Music Wirelessly: Equipped with the new version of Bluetooth, a more powerful, more stable sound quality. Drive Free Fast Pairing: Plug and play Bluetooth quick match connection is more convenient to use. 10M Barrier-Free Transmission: There is no obstacle or dead angle in 10-meter propagation, and you can't miss every graceful note. Transmitter Mode(Red LED Bright): Connecting a Bluetooth TV to wirelessly transfer audio home stereo or CD player to a Bluetooth headset or speaker. Receiver Mode(Blue LED Bright): Wireless audio transfer via Bluetooth mobile phone tablet or laptop connected to wired speakers or headphones. TF Card Function: Insert your TF card into the slot. Max support 32G TF card. HOW IT WORKS Plug the transmitter stick into your TV's USB port. Turn on your headset & the tv audio is transmitted wirelessly. No pairing required. Easily adjust the volume with the headset controls & enjoy watching tv with sharp stereo sound. HOW TO CONNECT First, turn on the Bluetooth headphones. Use the 3.5mm audio cable that connects the TV to the Bluetooth adapter. Put the Bluetooth adapter to the USB plug and the Red LED flashes (if the adapter Blue LED flashes, unplug the adapter and plug it in again). Wait 10-20 seconds, the Bluetooth headphones will auto-connect to the adapter, then you can use it.