Module DJT 2.4Ghz for JR w/ Module & RX : Amazon.com.au: Toys & Games
Amazon.com: Taidacent SMD CC2500 2.4GHZ RF Module 2.4G ISM SRD Radio Frequency Modules SPI RF Wireless Transceiver Module : Electronics
Amazon.com: #10Gtek# NRF24L01+PA+LNA Wireless transceiver RF transceiver Module, with SMA Antenna 2.4GHz, Communication up to 1100 Meters, Pack of 2 : Electronics
Amazon.co.jp: Rumpy FrSky 2.4g 8CH DJT Transmitter Module w/D8R Plus Receiver JR Combo : DIY, Tools & Garden
Amazon.com: DIYmall DEVIT V1 ESP32-WROOM-32 Development Board ESP32 ESP-32S 2.4GHz WiFi+BT BLE Dual-core Dev Module CP2102 for Arduino DOIT : Electronics
SONOFF Basic R2 10A Smart WiFi Wireless Light Switch, Universal DIY Module for Smart Home Automation Solution, Works with Amazon Alexa & Google Home Assistant, Works with IFTTT, No Hub Required - -
Amazon.com: KeeYees ESP32S ESP32 Development Board 2.4 GHz Dual Core WLAN WiFi + Bluetooth 2-in-1 Microcontroller ESP-WROOM-32 Chip for Arduino (38PIN Narrow Version, 2PCS) : Electronics