The SFHG05AA002 with SAW Filter SMD RoHS manufactured by WISOL is a surface mount component that uses surface acoustic waves (SAW) for high-frequency signal filtering. It is designed for use in a wide range of applications, such as mobile phone base stations, base station equipment, WLAN, and Bluetooth communications. The component has a RoHS compliant surface mount package, meaning it contains no hazardous substances. It has a frequency range between 686 MHz and 3900 MHz, a passband insertion loss of -25 dB max, and a rejection of -60 dB min at 400 MHz. The device also has a low VSWR of 1.8:1 max, and a temperature range between -30°C and 125°C.