JC-SQ875 SQ875 CSR8675 Wireless Lossless bluetooth 5.0 Audio Stereo Receive bluetooth Decoder Board ES9018 DAC

Features 1 Bluetooth audio receiver board adopts CSR8675 chip solution Bluetooth digital audio signal reception I2S digital signaltransmission to ES9018 chip decoding output analog audio signal through dual op amp filter amplification output 2 supports wireless Bluetooth reception and one AUX analog audio input for switching output Lossless switching with relays will not have any effect on sound quality 3 The module defaults to AUX line mode the switching mode is automatic switching and Bluetooth is preferred 4 The module is a high level version that supports the LDAC protocol and supports a sampling rate of 24bit 96khz which exceeds the APT HD s 24 bit 48knz sampling rate 5 a DC single supply power supply wide voltage range DC 5V 32V product design multi stage voltage regulator Bluetooth module DAC chip op amp chip are powered by independent power management chip the op amp uses dual positive and negative 13V power supply Fever level design Description 1 DC power input red 12V is positive and black GND is negative Support DC5V 32V note AC power cannot be used 2 AUX analog audio input white line INL is the left channel black GND is the audio ground and red INR is the right channel Note The audio ground wire cannot be connected incorrectly 3 Audio output white line L OUT is the left channel black GND is the audio ground and red R OUT is the right channel Note The audio ground wire cannot be connected incorrectly 4 The Bl