The SUPO-216 from ANOISON Electronics LLC is a RF Cable with Frequency Range DC to 26.5 GHz, Cut off Frequency 26.5 GHz, Propagation Velocity 0.77, Cable Diameter 0.216 Inches, Attenuation 0.05 to 0.49 dB/ft. Tags: Flexible, Hand Formable, Semi-rigid. More details for SUPO-216 can be seen below.