The RFD-4195-1953 from RF Industries is a 4.1/9.5 Female to 4.1/9.5 Female low PIM adapter which operates at frequencies up to 7.5 GHz. It has a VSWR under 1.2:1 and a low PIM of -160 dBc using 2 tones at 20 W. This adapter is ideal for use in wireless infrastructure and DAS (Distributed Antenna Systems) applications.