Sunnytech CAT7/7A RJ45 22AWG Crimp Plug x 20 + Boot Cap x 20 is suitable for CAT8/7A S/STP/S-FTP Solid/Stranded Lan Cable Use.Meet ISO/IEC 11801: Horizontal Cable (Solid Conductor)22AWG x 4PConductor: Material / Size Bare copper / 22AWG/23AWG, conductor OD 0.57 mm~0.62mmInsulation : Foam PE , Min. Avg. Thickness: 0.45 mm;Min. Thickness: 0.38 mmColor Code: Pair 1: Blue & White, Pair 2: Orange & White, Pair 3: Green & White, Pair 4: Brown & White, Shield: Aluminum-mylar tape and Drain wire(tinned copper conductor), coverage 40% tinned copper braid Jacket: LSZH (low-smoke & non-halogen) Min. Avg. Thickness: 0.56 mm; Min. Thickness: 0.458 mm, Cable Approximate O.D.: 7.5 mm +/- 0.3mmElectric: Characteristic Impedance(Zo): 85~115Ω (1~600 MHz), DC. Resistance Capacitance Unbalance: 2% Pair-to-Ground Capacitance Unbalance: 330 pF/100M Max Conductor Resistance: 7.32Ω/ 100M 20℃ Max Mutual Capacitance: 5600 pF/100m Max Spark Test: 2.5KV, ROHS Compliant,Special designed boot cap for Cat8/7A cable and plug, OD 7.5~8.0mm, seamless match and fit Sunnytech Cat7 Plug and Cat7 cable.Boot Cap is made by flame retarded, nontoxic, Polyvinyl Chloride is good for inside house use.20 plug+20 Cap Combo Pack