433Mhz Superheterodyne 3400 RF Transmitter&Receiver Link For Arduino ARM MCUeatures: OOTDTY RXB6 433MHz Superheterodyne Wireless Receiver Module Power Enable power consumption can be done lowest 50nA Has an analog RSSI strength level output Low power consumption, 3.3V @ 433.92MHz, 6.0mA Good selectivity and spurious radiation suppression, and easy through / Fcc international certifi-cation; Good local oscillator radiation suppression, multiple receiver modules to work together (ie, more than single income) and will not interfere with each other, used together does not affect the receiving distance Temperature -40-85 can work even in harsh Applications: Car remote door (RKE) Remote control door opener Wireless security alarm Remote control curtains The wireless industrial controller A wireless data transmission. Specifications: Receiver Sensitivity: Up to -110dBm Operating Frequency: 433.92 MHz Power Supply Input 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.pls make sure you do not mind before you bid 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 _x000D_ _x000D_ _x000D_ Due to differences in shooting equipment, displays, and production batches, the product may have slight color differences. This is normal, please refer to the actual product. We have tried our best to restore the true color through professional equipment, but we still recommend that you watch it under natural light for the most accurate visual effect.