The M383-1350M3 from Microsaw is a Delay Line with Frequency 892.5 to 1787.5 MHz / 901.25 to 1796.25 MHz, Center Frequency 1340 to 1348.75 MHz, Group Delay 213 nS, Insertion Loss 29.72 dB, Operating Temperature -55 to 85 Degree C. Tags: Surface Mount, Fixed. More details for M383-1350M3 can be seen below.