The MDP-201200 Series from Mu-Del Electronics is a Multicoupler with Frequency 20 MHz to 1.2 GHz, Gain 0 to 4 dB, Isolation 25 to 60 dB, Noise Figure 9 dB, AC Voltage 90 to 260 Vac. Tags: Rack Mount. More details for MDP-201200 Series can be seen below.