M5Stack ATOM Echo Programmable Mini Smart Speaker Development Kit ESP32 Voice Control Module with BLE/Wi-Fi for IoT Prot

Specifications SoC ESP32 PICO D4 240 MHz Dual Core Wi FiFlash 4 MBInterface 1 x IR TX 1 x Button 1 x Reset ButtonPinOut G21 G25 5V GND 3V3 G22 G19 G23 G33RGB LED SK6812Speaker 0 8 W NS4168 I²S Microphone SPM1423 PDM Enclosure Plastic PC Product Weight 5 gGross Weight 10 gProduct Size 24 x 24 x 17 mmPackage Size 85 x 65 x 17 mmInstruction Atom Echo is a programmable smart speaker based on the ATOM design Extremely compact at just 24 x 24 x 17 mm it can stream music by connecting via the ESP32 s wireless functions to a phone tablet etc or play designated streaming media over Wi Fi To simplify voice usage Atom Echo integrates an STT speech to text service Flash the dedicated firmware to enable it and issue voice commands to perform diverse operations You can also write your own code to connect to cloud platforms such as AWS or Google using the built in microphone and speaker Atom Echo can provide AI capabilities for voice control smart interaction IoT and more An on board RGB LED SK6812 clearly indicates connection status In addition to serving as a smart speaker it retains the control abilities of the ATOM series you can connect external devices through the GROVE port An M2 screw hole on the back facilitates mounting Pin Usage Precautions G19 G22 G23 G33 have been predefined Do not reuse these pins otherwise the Atom Echo may be damaged Playback Precautions To prevent damage to the Atom Echo avoid the following operations O