15Wx2 bluetooth 5.0 Power Amplifier Board Lossless MP3 Audio Decoder Board Accessories for Pull Rod Audio Amplifier

User Manual click to downloadFeatures Operating voltage 12V Operating current ≥ 3 5A Output power 15W 2 Support U disk and TF card playback support multiple kinds of format decoding MP3 WAV APE FLAC MP3 sampling rate 8 48K code rate 8 448Kbps Bit width 16bits channel mono stereo WAV sample rate 8 48K format WAV ima Microsof ADPCM WAV PCM bit width 16bits FLAC sampling rate 8 48K bit width 16bits APE FAST NORMAL encoding bit width 16bits Supports auxiliary signal input AUX and can adjust volume Support FM radio FM Support digital tube display working sta tus and playing time Support card reader function Support USB sound card function Support infrared remote control Bluetooth is based on CLASS 2 power level adopts Bluetooth version 5 0 compatible with Bluetooth 4 0 and below applications Bluetooth supports L2CAP A2DP AVCTP AVDTP AVRCP protocol which is used to receive stereo audio signals and can control the upper and lower sides of the audio transmitter through the protocol Song and play pause operation Debugged PCB antenna without re matching the antenna Class D digital audio amplifierNote 1 Some mobile phones do not support fade in and fade out functions so there will be PO sounds during playback pause and up and down song switching 2 Bluetooth disconnection detection is non real time detection so the mobile phone is disconnected after the Bluetooth speaker is turned off for a period of