The TC0481A from Tai-Saw Technology is a SAW Resonator with Frequency 417.925 to 418.075 MHz, Centre Frequency 418 MHz, Insertion Loss 1.3 to 2 dB, Capacitance 3.22 pF, Voltage 5 V. Tags: Surface Mount, SAW Resonator. More details for TC0481A can be seen below.