... length,customized Features:1.Serial female to Female extension cable 2.Connector 1x DB9 Male to 2x DB9 Female3.Plated:Nickel 4 ... .HDPE insulation , high-fidelity design, anti-interference ability, to reduce transmission signal attenuation, have a good effect 5.Be ... : Thermoplastic, UL94V-0, Blue Length: 15cm Color:Grey DB9 Cable,RS232 Cable,db9 y cable