Image: Detailed view of the RX480E receiver module, highlighting its pinout for connection. The RX480E is a 4-channel output RF receiver module with 1527 learning code capability. It features a superheterodyne design for enhanced reception. Pinout Description:VT: Valid Transmission Output (High when signal received) D3, D2, D1, D0: Data Output Channels (Corresponding to transmitter buttons) +V: Power Supply Input (Typically 5V, refer to specifications for range) GND: Ground ANT: Antenna Connection Point Document Outline QIACHIP RX480E+TX118SA 3SETS QIACHIP 433MHz RF Transmitter and Receiver Module Instruction Manual 1. Product Overview 2. Component Identification and Specifications 2.1. RX480E Receiver Module 2.2. TX118SA Transmitter Module 3. Setup and Wiring 3.1. Basic Connection Diagram 3.2. Power Supply and Antenna 4. Operating Modes and Pairing 4.1. Learning Button Usage 4.2. Mode Descriptions 4.3. Pairing Process 5. Troubleshooting 6. Specifications 7. Maintenance and Care 8. Warranty and Support