ESP32-Audio-Kit ESP32-A1S 4MB or 8MB Dual-Antenna WiFi+ Bluetooth Module with ESP32 Serial Port to WiFi Audio Module

https://docs.ai-thinker.com/en/ai_wb1The main chip uses a low-power dual-core 32-bit CPU with a main frequency up to 240MHz.Up to 600dMIPS built-in Codec audio decoding chip, support local music playback and recording support two MIC input and LineIn input support earphone and speaker output built-in 520KB SRAM+ 8M PSRAM,The default 32Mbit SPI Flash supports Softap and Station modes for ultra-small 802.11b/g/n Wi-Fi + BT/BLESoC module supports UART/SPI, I2C/I2S/PWM/ADC, DAC and so on support firmware upgrade (FOTA) antenna support onboard or IPEX output supports a variety of mainstream compression and lossless audio formats, including: M4A, AAC, FLAC, OPUS, MP3, WAV, OGG, etc