The TC0192B from Tai-Saw Technology is a SAW Resonator with Frequency 315.425 to 315.575 MHz, Centre Frequency 315.5 MHz, Insertion Loss 1.6 to 2.1 dB, Capacitance 4.76 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0192B can be seen below.