Features: 1. The product is small in size, high in sensitivity and strong in anti-interference ability. 2. The same definition as the four-pin pin of RXB12, the usage is the same. The unit price is lower than RXB12 and can be directly replaced. Specification: Working voltage: DC3~5V. Transmission rate: 4.80KBPS. Quiescent current: 6mA. Receive sensitivity: -105dBm. Dimensions: 30 × 9 × 5mm. Working temperature: -20 ° C ~ +80 ° C. Frequency: 433.92MHZ. The receiving structure is super-heterodyne, receives the OOK wireless signal, and directly outputs the COMS signal to the external decoding IC after receiving the signal. Application areas: Car alarm, security, learning machine, smart home, garage door, gate, central locking, electric curtains, industrial control, etc. Package includes: 10 x Superheterodyne Module