Quantic PMI Model APD-2-1G18G-SFF is a 2 Way power divider operating in the frequency range of 1 to 18 GHz with an isolation of 18 dB minimum and a 1.4 dB insertion loss (Above 3.01 dB Split). Housing measures 3.386" x 0.945" x 0.394" with SMA female connectors.