The ACG-CA18-SMSM-0.5M from Atlantic Microwave is a RF Cable Assembly with Length 19.5 Inch, Attenuation 0.38 - 1.35 dB, Frequency DC-26.5GHz, Insulation_Resistance 1000 M Ohms, Power 40 Watts at 18GHz. More details for ACG-CA18-SMSM-0.5M can be seen below.