Bluetooth 4.1 Stereo Audio Transmitter Module KCX_BT_EMITTER USB Sound Card

PCM1802 Audio Stereo A/D Converter ADC Decoder 24 bit Amplifier Player Board

Max98357A I2S 3W Mono Amplifier Breakout Interface DAC Decoder Module ESP32 PI

PCM5102 I2S DAC Decoder GY-PCM5102 I²S Player Module — Raspberry Pi Hi-Fi Audio

12V/24V 10W 15W 20W Stereo Bluetooth Receiver Module Power Amplifier Board NEW

Bluetooth 5.1 GFSK Stereo Audio Transmitter GFSK Wireless Transceiver Module NEW

NEW Bluetooth 5.0 Audio Decoder Board MP3 Lossless Car Speaker Amplifier

ESP32-CAM & OV3660 Camera Module, WiFi, Bluetooth (plus optional antenna & MB)