Bluetooth Sound Decoder Board Type C Solar Charging Multifunctional Stereo Receiver Module for DIY 1HD SOUND QUALITY: The sound decoder board is Bluetooth 5.3 version, providing a premium sound experience, 4 10W to 15W speaker, enjoy pure music. 2MULTIFUNCTIONAL DESIGN: This Bluetooth sound decoder board has 4 buttons, supports Memory Card and 2 stereo speakers in series, easy to switch the playback mode. 3CHARGING METHOD: The Bluetooth sound receiver board supports 5V solar charging and TYPE C charging input, no need to worry about the battery running out. 4SIMPLE OPERATION: One key to turn on the sound receiver module, default Bluetooth connection, automatic shutdown guard, convenient, power saving. 5COMPATIBLE FORMATS: This sound amplifier board supports a variety of music formats playback, such as MP3, WMA, WAV, RLAC, APE, to meet different needs. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.