The TLRF-3G3-4G2-X from Talent Microwave Inc is a Band Stop Filter with Stopband Frequency 3300 to 4200 MHz, Insertion Loss 3 dB (Passband Loss), Rejection 50 dB, Power 5 W, VSWR 1.80:1. Tags: Module with Connectors. More details for TLRF-3G3-4G2-X can be seen below.