This cost-effective 433MHz wireless relay switch circuit allows remote relay control using an RF transmitter and receiver module. It is ideal for scenarios where wired connections are impractical or ...

RF Transmitter and Receiver Link Kit - 315MHz/433MHz This is an ultra-long-distance 315MHz or 433MHz radio frequency link set, with VCO and PLL technology, stable frequency and strong ...

When it comes to giving your projects wireless capabilities, A 433MHz RF Module is the most common and easiest way to get things done. A 433MHz RF module uses the ASK modulation methods to transmit ...