2 in 1 Bluetooth Transmitter and ReceiverBluetooth transmitter receiver one key to switch between TX and RX mode. TX mode, add Bluetooth transmitter function to old TV, Headphones, PC, iPod,CD player, MP3, etc. RX mode, connecting bluetooth receiver to non-Bluetooth music speaker, ideal for stream music from your phone to home or car sound system. Bluetooth Everywhere.Hi-Fi Audio Low DelayBluetooth adapter supports Low Latency to catch audio details in both transmitter and receiver modes, providing near-lossless music. Upgrade Bluetooth 5.0 delivers Premium Audio and more stable wireless connection. Easy wireless audio streaming, buring you a richer and deeper sound experience.33 Feet Coverage & LED ScreenBluetooth adapter for TV can reach up to 33 Feet (10m) coverage. You can lie on the sofa or bed to watch a movie, or listen to music while doing housework. The 3.5mm Bluetooth transmitter has an LED screen, which can display 8 nearby Bluetooth devices in the transmit mode, make operation more convenient and It is different from others.Hands Free CallCar Bluetooth adapter built-in microphone and supports hands-free calls. in the Receiver mode, when there is an incoming call, press the multi-function button to answer the call. Small but powerful, all-in-one Bluetooth wireless audio adapter meets your home and car sound system needs. Fairly easy to set up and operate.Long Working TimeBuilt-in rechargeable battery, the working time will last for about 8 hours while just need to charge it for 2 hours, and it still can continuously working while charging, it's more convenient to use anywhere and anytime, and you can enjoy your favorite wireless content all the time.