Welcome to our store! This Bluetooth decoder board is designed with various functions to enhance your music playback experience. It supports Bluetooth 4.2 and features a blue backlight function. Additionally, it supports USB sound card function and Micro USB 5V power input. You can easily select music from an SD card or USB disk by using the folder selection function. The decoder board also supports USB/SD card/Bluetooth/FM switching, with conversion prompt options available in different languages. The decoder supports various music formats such as MP3, WMA, WAV, lossless APE, and FLAC. It can handle MP3 songs with bit rates from 2 to 320 kbps and WAV/WMA songs up to 1411 kbps. With the SD card/USB flash switching function, you can easily switch between different songs, adjust the volume, control EQ settings, and perform functions like play/pause, stop, mute, power off, and direct song selection. This Bluetooth decoder board also has a power-off memory function, meaning it will remember the songs and volume settings before the power is turned off. Specifications: - Screen size: 45 * 8 mm / 1.8 * 0.3 inches - Panel size: 87 * 23 * 31 mm / 3.4 * 0.9 * 1.2 inches - Power supply: 12V, 5V - Current: 800MA-1A - Bluetooth: Bluetooth 4.2 - Package weight: 41g Package list: - 1 x Bluetooth decoder board - 1 x Remote control - 1 x Surface cover - 2 x 3-pin cable - 1 x 2-pin cable Please note that this decoder board does not have a hands-free calling function. 100% satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.