along with a low-cost condenser microphone with a transistor-based preamplifier and an LM386 op-amp for the speaker circuit. In the ESP32 module the built-in DAC and ADC are used for audio in and ...

ESP-SparkBot is a compact AI-powered robot built on the ESP32-S3, offering voice interaction, image recognition, and ...

The linked repository doesn’t tell us which of the ESP32 variants it works with ... seen sniffing of HCI commands to reverse engineer a speaker’s communications.

Powered by an ESP32-D0WDQ6 dual-core 32-bit microprocessor ... The Ink Console also comes with a built-in mono speaker, stereo headphone jack, a 5,000mAh lithium-ion battery, and a Micro-USB ...