Bluetooth 5.2 Long Range: Upgraded Bluetooth V5.2 chip ensures faster data transfer speed and more stable connection. It can maintain a reliable connection within a 40m range, bringing you much more convenience with a smooth and enjoyable music experience. 2-in-1 Bluetooth Audio Transmitter Receiver: This Bluetooth adapter AUX can connect to Bluetooth device and TF card simultaneously. It can play music via Bluetooth connection or TF card. Moreover, it is designed with RX/TX switch, you can switch transmitter/receiver freely. Easy to Use 5 EQ Modes: Simply connect to other devices via an AUX cable or RCA cable (need to turn on the device first), then you can use it. Furthermore, you can choose 5 different music styles (Common / Rock / Pop / Classic / Jazz) by pressing the Music Style button. Large LCD Screen TF Card Mode: This Bluetooth 5.2 receiver is designed with a 1.44" large screen, which can display the Bluetooth device name to help users pair better. You can also see the song name on the screen in TF card mode. Wide Compatibility: This 2-in-1 wireless audio adapter can convert the non-Bluetooth device into a Bluetooth-enabled system for wireless connection. It is compatible with car radio, vintage stereo, amplifier, TV, mobile phone, tablet, etc.