(C126-ECHO)Atom EchoS3R

Atom VoiceS3R Smart Speaker Dev Kit

SKU : C126-ECHO
Shop : https://shop.m5stack.com/products/atom-echos3r-smart-speaker-dev-kit?ref=langship
Shop(Japan) : https://www.switch-science.com/products/10808
Document : https://docs.m5stack.com/en/core/Atom_EchoS3R
Release Date(probably) : 2025-09-19

Atom VoiceS3Rﾂ�is a programmable IoT voice interaction controller designed for intelligent voice control and human-computer interaction scenarios. It is powered by the ESP32-S3-PICO-1-N8R8 main control chip, supports 2.4GHz Wi-Fi wireless communication, and comes with 8MB Flash and 8MB PSRAM to meet diverse application development needs, offering excellent performance and scalability. The audio system adopts an ES8311 mono codec, combined with a high-sensitivity MEMS microphone and an NS4150B power amplifier, enabling clear voice pickup and high-fidelity audio output to enhance voice recognition and interactive experiences. It is suitable for voice interaction scenarios such as AI voice assistants and smart home control.

Datasheet

Atom EchoS3R Mainboard Schematics PDF : Sch_M5_AtomS3R_v0.4.1.pdf
Atom EchoS3R Baseboard Schematics PDF : Sch_M5_AtomEchoS3R_Audio_v1.0_20250716.pdf
Atom EchoS3R Model Size PDF : C008-C-atom_sound.pdf
ES8311 : ES8311.pdf
MEMS MIC : MEMS.pdf
NS4150B : NS4150B.pdf