3pcs ESP32-A1S ESP32S WiFi + Bluetooth Audio Module on ESP32 Onboard Antenna Development Board

Description ESP32 A1S module is a small volume multi function audio module It adopts ESP32 with dual core processor as the main control The main frequency is up to 600DMIPS The module is internally equipped with 4M PSRAM and CodeC audio processing chip which can be widely used Networked occasions The module is packaged in SMD and can be directly attached to the backplane for quick production It provides customers with a highly reliable connection method which is especially suitable for modern large scale low cost production methods Support for a variety of peripherals with a small number of peripheral devices to achieve different audio solutions The module supports cloud platform access users can easily access Amazon or Baidu voice recognition service and accelerate the development process of Bluetooth Wi Fi dual mode audio solution Support a variety of mainstream compression and lossless audio formats including M4A AAC FLAC OGG OPUS MP3 and so on Feature The main chip uses a low power dual core 32 bit CPU with a frequency of up to 240MHz and computing power of up to 600DMIPS Built in CodeC audio decoding chip for local playback of music and recordingSupports two MIC inputs and Linein mode inputsSupport for headphones and speaker outputBuilt in 520KB SRAM 4M PSRAM default 32Mbit SPI FlashSupport SoftAP and Station modeUltra small 802 11b g n Wi Fi BT BLE SoC moduleSupport UART SPI I2C I2S PWM ADC DAC etc Support for firmware upgrade FOTA Antenn