Bluetooth TV Transmitter & Receiver

Almost unused.

Below is the Amazon product description.

Brand Sungale
Wireless Communication Standard Bluetooth
Bluetooth Technology Supported Yes
Rechargeable Battery Included Yes
Battery Weight 10 grams
[2024 Bluetooth 5.3 Receiver/Transmitter] Equipped with two modes: wireless receiver and transmitter. It is applicable in various situations, such as sending music from mobile phones to home speakers or car speakers, or sending audio from devices like CD players, MP3s, and computers to headphones or speakers. It is agile to use, with low distortion, low power consumption, low latency, Hi-Fi stereo, and is easy and convenient to operate. (Note: It automatically reconnects to paired wireless devices upon startup.)
[Enjoy Wireless Streaming Music with BT 5.3] Features DSP technology and Advanced Audio Distribution Profile (A2DP). Pair with your mobile phone and start listening to your favorite music! Enjoy wireless stereo music without worrying about missing calls while driving.
[Intelligent Noise Reduction Technology] The Bluetooth audio receiver utilizes the latest CVC8.0 noise cancellation and Digital Signal Processor (DSP) technology. It can provide clear listening and true audio transmission, eliminating echo and noise (wind, traffic, crowds, etc.).
[Up to 9 Hours Battery Life] The built-in rechargeable lithium battery can be used for up to 6-12 hours on a single charge. It can be recharged when the battery is low. This Bluetooth music adapter can be used while charging, making it very convenient to carry in your car or on the go. With an indicator light, you can easily see its status.
[Hands-Free Calling and Navigation] The Car Bluetooth adapter has a built-in microphone and a one-touch multi-function button to answer/hang up/reject or redial calls.