Pre-soldered E77-900M22S module for easy integration into projects. Equipped with USB interface for direct connection to computers. User-tested for stable performance and ease of development. All pins of the E77-900M22S module have been pulled out for convenient access. Ideal for various applications requiring reliable wireless communication. The E77-900M22S module is designed for seamless integration into your projects, providing a user-friendly experience with its pre-soldered design and USB interface. It has been rigorously tested to stable operation, making it suitable for developers and hobbyists alike. The module's accessible pins allow for easy connections, enhancing its versatility in different applications. Color: As Shown Material: PCB Package Contents: 1*Module 1*Antenna 1*USB cable 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.