2.4G  RX TX bluetooth PCBA for wireless collar clip microphone solution

32-bit RISC processor, BT/BLE/2.4G three-mode 5.0 module, 24-bit high-performance audio CODEC, high-performance power management module, serial port flash, USB interface, SD/TF interface and flexible common peripheral interface. Support ultra-low delay two-way transmission, support 48KHz HD voice, single MIC noise reduction, American voice reverberation, local HD recording functions.