ESP32 2.4GHz Dual mode WiFi+Bluetooth Development Board Low power with Pins not Welded AP, STA and AP+STA Support Lua Program|Parts & Accessories| - AliExpress
GitHub - TSDZ2-ESP32/TSDZ2-Android: Android control application for ESP32 add-on module of TSDZ2 eBike motor
GitHub - emmebrusa/TSDZ2-Smart-EBike-860C: TSDZ2 Open Source Firmware adapted to 860C display
DOIT ESP 32S Development Board ESP 32 ESP32 bluetooth & WiFi ESP8266 far distance remote control dual core Robot Toy|wifi toys|toy wificontroller board - AliExpress
Node Esp32 Development Board Similar Esp8266 Board Wireless Wifi+bluetooth Two In One Low Power Consumption Dual Core Cpu - Parts & Accs - AliExpress
Node Esp32 Development Board Similar Esp8266 Board Wireless Wifi+bluetooth Two In One Low Power Consumption Dual Core Cpu - Parts & Accs - AliExpress
TSDZ2 - 48v/52v - Open Source Firmware : r/ebikes
TSDZ2-ESP32 - Share Project - PCBWay
ESP 32 ESP 32S ESP 32 Development Board WiFi+Bluetooth Ultra Low Power Consumption Dual Core Similar ESP8266|Parts & Accessories| - AliExpress
BT Interface for TSDZ2 Open Source firmware - Work in progress - Page 7 - Endless Sphere