unTerminated.

Operating life of 5 million cycles
            Agilent L7204A2-MGR  DC ~ 4GHz  SP4T x 2 Manual & GPIB & RS-232
            Agilent L7204B2-MGR  DC ~ 20GHz  SP4T x 2 Manual & GPIB & RS-232
            Agilent L7204C2-MGR  DC ~ 26.5GHz  SP4T x 2 Manual & GPIB & RS-232