SFH881YA002 with SMD, 0.9x1.1mm SAW Filters ROHS is a surface-mount device manufactured by WISOL, designed for the protection and signal conditioning of technologies such as wireless charging, automotive RF, and UHF RFID. It is a small, lightweight, ultra-sensitive, and wide-bandwidth component designed to provide superior filtering solutions across the popular frequency spectrums. The SFH881YA002 is ROHS compliant and is characterized with high Q-factor, low insertion loss and relatively broad pass-band characteristics.