Transmitter Receiver 3-In-1:The portable adapter that can be used as a transmitter or receiver at the same time,and with hands-free function.In transmitter mode, it can transmit audio from non-Bluetooth device to Bluetooth headphones or speaker. Receiver mode: it can let ordinary speaker/earphone become Bluetooth devices and pair with phone. With Microphone, it can be used for hands-free talking while driving. LCD Display:Compared with other transmitter and receiver without screen, this Visible Bluetooth Transmitter and Receiver is easier to conenct and use. The Bluetooth name will be displayed on the display, you can choose freely, which is more convenient and will not be connected by mistake. Portable DesignPlug Play:The compact bluetooth adapter is small, lightweight and easy to carry. Bluetooth transmitter and receiver without installing any external driver. Long press the multi-function button to turn on and off the machine. When there is an incoming call in receiving mode, press the button to receive the call hands-free. Bluetooth is Everywhere: Universal Bluetooth audio adapter makes your TVs and other devices Bluetooth enabled to stream audio to your Bluetooth headphones, or makes your home stereo Bluetooth enabled to receive the wireless music streaming from your phone and tablet.The Bluetooth transmitter can freely choose a Bluetooth headset or speaker to connect. The portable adapter that can be used as a transmitter or receiver at the same time,and with hands-free function.In transmitter mode, it can transmit audio from non-Bluetooth device to Bluetooth headphones or speaker. Receiver mode: it can let ordinary speaker/earphone become Bluetooth devices and pair with phone. With Microphone, it can be used for hands-free talking while driving. Connectivity technology: wired Bluetooth 5.0 Audio Adapter Built-in premium CSR8675 chip achieves enhanced Bluetooth 5.0 technology with faster transmission and more stable connection within 33ft range. Backward Compatible with Bluetooth v4.2, v4.1, v4.0, v3.0, and v2.1. Hands-free Call Built-in microphone, you can enjoy hands-free calling, pick up or hang up a phone call by click. Low Latency Enjoy end-to-end audio transmission speed. In TX Mode, while you play games, the Low Latency delivers the smoothest and immersive audio for you. Features -With a visible LCD display, you can easily find available Bluetooth signal to pair. -It can show max 8 available signals. this adapter is easier to conenct and use. -Built-in newest Bluetooth 5.0+EDR technology allow it compatible with most Bluetooth devices. -Both Transmitter and Receiver feature supported, allow you to enjoy the fun of wireless connection. -Plug Play, It can be used without installing additional software and drivers. -Small size and light weight. Will not take up too much space. You can carry it with you, or put it in your car. -You can enjoy TV/PC show with your Bluetooth headphones avoid disturbing others and have a quiet and wonderful night. Packaging List 1 x Bluetooth 5.0 2-in-1 Adapter 1 x 3.5mm Audio Cable 1 x 3.5mm Female to 2 RCA Male Cable 1 x USB Charging Cable 1 x User Guide Bluetooth 5.0 Audio Adapter Built-in premium CSR8675 chip achieves enhanced Bluetooth 5.0 technology with faster transmission and more stable connection within 33ft range. Backward Compatible with Bluetooth v4.2, v4.1, v4.0, v3.0, and v2.1. Hands-free Call Built-in microphone, you can enjoy hands-free calling, pick up or hang up a phone call by click. Low Latency Enjoy end-to-end audio transmission speed. In TX Mode, while you play games, the Low Latency delivers the smoothest and immersive audio for you. Features -With a visible LCD display, you can easily find available Bluetooth signal to pair. -It can show max 8 available signals. this adapter is easier to conenct and use. -Built-in newest Bluetooth 5.0+EDR technology allow it compatible with most Bluetooth devices. -Both Transmitter and Receiver feature supported, allow you to enjoy the fun of wireless connection. -Plug Play, It can be used without installing additional software and drivers. -Small size and light weight. Will not take up too much space. You can carry it with you, or put it in your car. -You can enjoy TV/PC show with your Bluetooth headphones avoid disturbing others and have a quiet and wonderful night. Packaging List 1 x Bluetooth 5.0 2-in-1 Adapter 1 x 3.5mm Audio Cable 1 x 3.5mm Female to 2 RCA Male Cable 1 x USB Charging Cable 1 x User Guide