PMI Model number PSM-500M1D5G-8x8-60DB-ENET-3U-SFF is a 16 port non-blocking switch matrix with 8 input ports and 8 output ports covering 500 MHz to 1.5 GHz. Each path has 25 dB typical insertion loss with up to 60 dB variable attenuation in 1 dB steps. Ethernet control sets the attenuation levels for each path. A graphical user interface is also included to control the matrix switch from a windows pc.