This extension board cannot be bought separately and is sold as part of the ESP32-S3-Korvo-2 V3.0 accessories. ESP32-S3-Korvo-2-LCD extends the functionality of ESP32-S3-Korvo-2 V3.0 (referred to as main board below) by adding an LCD graphic display and capacitive touchpad.
an LCD graphic display
capacitive touchpad
Main board ESP32-S3-Korvo-2 should be purchased separately
Please sales.if you have further business or technical questions.