Ontvanger AM 433.92MHz, SAW, BW=0.6MHz,-100dBm,+5V/3mA
Transceiver AM 433.42MHz,+10/-106dBm,+5V/13mA
The NodeMcu V2 is an open-source WiFi development board with an ESP8266-12E WIFI module. Perfectly for doing things over WiFi, for examples see the ESPEasy wiki. The development board is based on the ESP8266. Equipped with GPIO, PWM, IIC, 1-Wire and ADC