m5stackM5Stack· Robots & kits
Atom VoiceS3R Smart Speaker Dev Kit
Manufacturer part no. C126-ECHO
$14.50≈ 12.57 €
Price summary
Listed by m5stack at €12.57. Delivered to France, including shipping, VAT and any customs duty, it comes to about €33.08. Prices last checked on 2026-09-16.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
In stock
Estimated landed cost
| Item | €12.57 |
|---|---|
| Shipping | €15.00 |
| VAT (20%) | €5.51 |
| Total delivered | €33.08 |
Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.
Price history
4 price/stock records since 8/19/2026
Specifications (automatically extracted)
Mechanical
| Weight | 26 g |
Description
Description Atom VoiceS3R 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. Features Integrated ESP32-S3-PICO-1-N8R8 main controller 8MB Flash and 8MB PSRAM ES8311 mono audio codec MEMS microphone Class D amplifier Integrated infrared transmitter Expandable pins and interfaces Development Platform Arduino UiFlow2 ESP-IDF PlatformIO Includes 1 x Atom VoiceS3R Applications Specifications Specification Parameter SoC ESP32-S3-PICO-1-N8R8 @ Dual-core Xtensa LX7 processor, up to 240MHz PSRAM 8MB Flash 8MB Power Input DC 5V Audio Codec ES8311: 24-bit resolution, I2S protocol Microphone MEMS microphone, Signal-to-Noise Ratio (SNR): 65dB Speaker NS4150B amplifier chip + 8Ω@1W 1318 cavity speaker Operating Temp 0 ~ 40°C Product Size 24.0 x 24.0 x 16.8mm Product Weight 9.3g Package Size 85.0 x 65.0 x 17.0mm Gross Weight 15.6g Product Comparison Product Compare Atom VoiceS3R Atom Voice SoC ESP32-S3-PICO-1-N8R8 ESP32-PICO-D4 Flash 8MB 4MB PSRAM 8MB / Audio Solution ES8311 + NS4150B NS4168 + SPM1423 RGB LED / WS2812 x1 Learn and Documents → DOCUMENTS
