The SLDA92-2R660G-S1TF with Antennas SMD, 9x2mm RoHS is a radio frequency (RF) device manufactured by Sunlord. This device consists of a low-power RF circuit with a gain-controlled pin diode controller and a built-in antenna. It is designed for a variety of wireless applications, such as cellular phones, short-range communications, and remote control systems. The SLDA92-2R660G-S1TF is made with surface mount technology (SMT) and is RoHS (restriction of hazardous substances) compliant. The device is constructed using 9x2mm size SMD (surface mount devices) components and is available in a plastic case package.