The TLRF-3400M-3800M-E from Talent Microwave Inc is a Band Stop Filter with Stopband Frequency 3400 to 3800 MHz, Insertion Loss 2.5 dB, Rejection 45 dB, VSWR 1.70:1. Tags: Module with Connectors. More details for TLRF-3400M-3800M-E can be seen below.