The APC-CA18-NMNM-4.5M from Atlantic Microwave is a RF Cable Assembly with Length 177.16 Inches (4.5 Meter), Attenuation 1 to 2 dB/m, Capacitance 85 pF/m, Frequency DC to 18 GHz, Temperature -55 to 85 Degree C. More details for APC-CA18-NMNM-4.5M can be seen below.