Features: RXB6 433MHz Superheterodyne Wireless Receiver Module Power activation mode power consumption can be as low as 50nA Features an analog RSSI signal strength level output Low power consumption, 3.3V @ 433.92MHz, 6.0mA Good selectivity and spurious radiation suppression, and easily passes CE / FCC international certification; Good local oscillator radiation suppression, multiple receiver modules working together (i.e., more than one single input) will not interfere with each other, and using them together does not affect the reception distance Temperature range: -40-85℃, can work even in harsh environments Applications: Car remote control door switch (RKE) Remote control door opener Wireless security alarm Remote control curtains Wireless industrial controller Wireless data transmission. Specifications: Receiver sensitivity: Up to -110dBm Operating frequency: 433.92 MHz Power supply voltage range: 3V-5.5V Power consumption: 3.3V @ 433.92MHz, 6.0mA Size: 4.2x2m Quantity: 1 pc Note: Please allow 1-3mm error due to manual measurement. Make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! No retail package Package Includes: 1 x Transmitter Receiver Kit