ESP32-S3 Notification Speaker
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Description
A compact case designed to house an ESP32-S3 DevKitC-1 paired with a MAX98357A I2S audio amplifier — a low-cost, Wi-Fi-connected notification speaker that integrates with Home Assistant via ESPHome.
The speaker plays WAV files or TTS announcements triggered by Home Assistant automations, making it perfect for doorbell alerts, reminders, or any home notification.
Hardware:
- ESP32-S3 DevKitC-1 (with PSRAM)
- MAX98357A I2S Class D Audio Amplifier (DAC)
- Small 4–8Ω speaker
All ESPHome config, WAV generation scripts, wiring diagrams, and Home Assistant integration files are available on GitHub:
https://github.com/dreed47/sound-files
Feel free to adjust the speaker ohm rating or any other details to match your exact build.
License
You may create derivative works based on this object, provided that all such derivative works are published exclusively on the MakerWorld platform and include proper attribution to the original creator. You may not share, upload, host, distribute, or publish this object—or any derivative work of this object—on any other digital platform, marketplace, or distribution channel. Commercial use of this object and any derivative works is strictly prohibited. This includes, but is not limited to, selling, renting, sublicensing, or using the object in any context in which you receive monetary compensation or other financial benefits.
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