NS4168
2 devicesProducts with the NS4168 mono Class-D audio amplifier for I2S-driven speaker output.
Related:1.54" E-Paper Display128MB SLC NAND Flash Memory128Mbit Serial NOR Flash16-Channel I2C GPIO Expander1N41482.41" AMOLED Display2.9" B/W E-Paper Display (128x296)3.3V 2A DC-DC Buck Converter3.3V 800mA LDO Regulator3W Mono Class-D Audio Amplifier4G LTE Cat-4 Global Cellular Modem5-Way Navigation Button
M5Stack Atom Echo
Dev BoardUltra-compact ESP32-PICO smart speaker dev kit (24x24mm) with built-in microphone, speaker, RGB LED, button, and Grove port. Ideal for voice assistant and audio streaming projects.
Dual-core Xtensa LX6 @ 240MHz4MBWiFi 802.11 b/g/nBLE BLE 4.2
~$14View
M5Stack Atom Echo S3R
Dev BoardESP32-S3 smart speaker dev kit with ES7210 audio codec, NS4168 amplifier, dual MEMS microphones, and RGB LED. Designed for Home Assistant voice assistant, ESPHome, and audio streaming projects.
ESP32-S316MBWiFi 802.11 b/g/nBLE BLE 5.0
~$16View
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