The TLRF-4810M-4590M-E from Talent Microwave Inc is a Band Stop Filter with Stopband Frequency 4810 to 4950 MHz, Insertion Loss <1.5dB (at the corner: 2.0dB Max.), Rejection 50 dB, Power 20 W, VSWR 1.70:1. Tags: Module with Connectors, Cavity Filter. More details for TLRF-4810M-4590M-E can be seen below.