Quantic PMI Model IQM-4G8G-SFF is an I/Q mixer which operates over the frequency range of 4 to 8 GHz. This product offers an IF frequency range (QIFM, I/Q demodulator mode) of DC to 0.5 GHz. Housing size is 0.80" x 0.80" x 0.369" with SMA female connectors.