Ai-Thinker · Audio dev board (Wi-Fi/BT)
ESP32-A1S Audio Kit (v2.2)
ESP32 + ES8388 codec, mic and headphone amps, SD slot, battery charging. Popular cheap Bluetooth audio playground.
Not in stock at tracked shops
Where to buy
No tracked vendor for this board yet. It's mostly sold on marketplaces like AliExpress and Amazon, which we don't scrape.
Price history
One dot per check. History grows each time the checker runs.
Specs
| CPU | Dual-core Xtensa LX6 (ESP32) src |
|---|---|
| Clock | 240 MHz src |
| RAM | 520 KB SRAM + 64 Mb PSRAM src |
| Flash | 4 MB SPI flash src |
| Audio codec | ES8388 src |
| Bit depth / sample rate | — |
| Audio in | 2 src |
| Audio out | 2 (+ headphone, 3 W speaker outs) src |
| Other I/O | — |
| Latency notes | — |
| Toolchains | — |
| Needs / host | — |
| Official price | — |
| Notes | Ai-Thinker notes the older AC101-codec version is being phased out src |
Specs come only from official maker pages. Blank means we couldn't confirm it there, so we didn't guess.