LILYGO recently launched a tiny ESP32-S3 device equipped with a Walkie-Talkie module and other peripherals such as an OLED display, a speaker and a mic and a 18650 battery holder. The company also featured an ESP32 device with a touch-screen LCD display equipped with a stylus pen. According to the product page, the T-TWR integrates the ESP32-S3-WROM-1-N16R8 microcontroller with the

Source : ESP32 compact board integrates Walkie-Talkie module – LinuxGizmos.com