TVVF-F2 telephone cable 1,For indoor detencion dincendie 2.Copper Conductor 3.With good shielding 4.PVC ... and underground telephone cable1,For indoor detencion dincendie2.4 Copper Conductors3.Ruban aluminum-polyethylene4.Protective strength5.CE,VED ... Cable, Rubber Cable, Speaker Cable, Coaxial Cable, Aluminum Conductor, etc. We are approved by ISO, CCC, CE, CB,VDE,SONCAP and so on. Product line ...