<table border="1" cellspacing="0" cellpadding="8"><tbody><tr><td>Type</td><td>Outdoor Multi-pair Telephone Cable</td><td>Conductor Material</td><td>Copper</td></tr><tr><td>Model Type</td><td>Outdoor Cable</td><td>Conductor Material</td><td>High Purity Oxygen-Free Copper</td></tr><tr><td>Insulation Material</td><td>High Density Polyethylene</td><td>Jacket Material</td><td>Black PE</td></tr><tr><td>Shielding Type</td><td>Aluminum Plastic Composite Tape</td><td>Number of Pairs</td><td>10P - 2400P</td></tr><tr><td>Working Temperature</td><td>-40°C to +60°C</td><td>Application Environment</td><td>Pipeline, Aerial, Tunnel</td></tr><tr><td>Service Life</td><td>30 - 50 Years</td></tr></tbody></table>