The SONY REMOTE CONTROL RM-AMU009 is specifically designed for use with the CMT-BX20I, CMT-LX20I, and CMT-LX40i models, offering a wireless range of 5-10 meters. Made by Sony in China, this black remote control is a genuine OEM product, ensuring compatibility and functionality with your Sony devices. With its user-friendly design and reliable performance, this remote control provides a convenient way to operate your Sony audio systems from a distance.