The TLRF-3300M-3800M-S from Talent Microwave Inc is a Band Stop Filter with Stopband Frequency 3300 to 3800 MHz, Insertion Loss <1.2 dB, Rejection 50 dB, Power 10 W, VSWR 1.70:1. Tags: Module with Connectors, Cavity Filter. More details for TLRF-3300M-3800M-S can be seen below.