1、The surface is specially processed with unique insulation, oxidation resistance, and wear resistance, and exhibits an excellent shielding effect. 2、Nylon and fiberglass predecessors work quietly and can improve noise reduction after installation. 3、The exquisite electroplating process can improve conductivity and reduce magnetism, and it has four layers. 4、Using pure copper as an insert allows electrical signals and currents to reach light transmission speeds and effectively resolve signal distortion. 5、This pure copper gold‑plated connector plug is compatible for professional audio‑visual appliances and passed CE/ROHS/PSE certification. Item Type: Power Plug Conductor Material: 99.998% Pure Copper Main Body Material: Nylon/Glass Fiber (Bayer 2805) Model: M105 Connection: Hex Screw Applicable Wire: Up to 4.5mm² (11 to 14 AWG) Installation Cable Diameter: 10mm-20mm/0.3in-0.7in Model: F105 Conductor Material: 99.998% Pure Copper Main Body Material: Nylon/Glass Fiber (Bayer 2805) Connection: Positioning Screw Applicable Wire: Up to 6mm² (11 to 14 AWG) Installation Cable Diameter: 10mm-20mm/0.3in-0.7in Scope of Application: Suitable for Professional Audio-visual Appliances 1 x Power Plug