RUT5025FR330CS is a Samsung RF Transmitter module used in industrial, commercial and home automation applications. It is a Wireless Remote Transmitter which uses a 315/330MHz frequency range to send signals to a compatible RCS5300/540 receiver. It offers a range of up to 500ft/150m in open air, and features efficient low power consumption, selectable output power and anti-interference design for stable communication. This transmitter module is suitable for use in applications such as lighting control, motor control, HVAC control and more.