The RG401 from ANOISON Electronics LLC is a RF Cable with Frequency Range DC to 19 GHz, Cut off Frequency 19 GHz, Propagation Velocity 0.7, Attenuation 4.88 to 27.13 dB/ft, Capacitance 29.13 pF/ft. Tags: Flexible, Hand Formable, Semi-rigid. More details for RG401 can be seen below.