The M110-452.6M1 from Microsaw is a Delay Line with Frequency 407.6 to 497.6 MHz, Center Frequency 452.6 MHz, Group Delay 30 to 19990 nS, Insertion Loss 32.5 to 36 dB, Operating Temperature -55 to 85 Degree C. Tags: Module with Connectors, Fixed. More details for M110-452.6M1 can be seen below.