The LDX-WG7224/7661-1A from Leader-MW is a RF Duplexer with Frequency 7.124 to 7.761 GHz, Band 1 7.124 to 7.324 GHz, Band 2 7.561 to 7.761 GHz, Insertion Loss 1 dB, Attenuation 90 dB. Tags: Waveguide. More details for LDX-WG7224/7661-1A can be seen below.