MCU: Espressif ESP32-S3 (Extensa LX7 low-power dual-core 32-bit CPU, max 240MHz clock). 2 x Audio Amplifier: MAX98357A via I2S, Left + Right Audio Channel (4.8Ohm loudspeaker, 3.2W@4Ohm). Wireless: 802.11b/g/n Wi-Fi + BT 5.0 LE.
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