Advanced Wireless Control: This 8-channel superheterodyne receiving module operates at 315Mhz, providing robust and reliable wireless communication for various applications, especially in door access systems. Efficient Decoding Capability: Equipped with superior decoding technology, this module ensures smooth and secure signal reception and processing, enhancing the overall performance and safety of your access systems. Versatile Applications: Ideal for integration into a wide range of electronic control systems, this module is perfect for DIY electronics enthusiasts and professional installations alike. Easy Installation: Designed for hassle-free setup, this compact module can be easily incorporated into existing setups without requiring extensive modifications. Due to different batches, there may be differences in product appearance and printed text, which not affect use. Colour:As Shown Material:PCB Package Contents: 1 * Superheterodyne Receiving Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.