The TC0249B from Tai-Saw Technology is a SAW Resonator with Frequency 368.73 to 368.88 MHz, Centre Frequency 368.805 MHz, Insertion Loss 1.6 to 2.5 dB, Capacitance 4.4 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0249B can be seen below.