Belkin CAT6 1000-Foot Solid Bulk Cable (Black)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Characteristic Impedence: 10015? at 1 ~ 550MHz </span></li><li><span class="a-list-item"> Conductor Construction: Solid Bare Copper. Conductor Resistance: 93.8?/km/20 DegreeC max. Conductor Size: 23AWG x 4 pairs </span></li><li><span class="a-list-item"> Dielectric Strength: AC 1.5kV/min </span></li><li><span class="a-list-item"> Flame Retardant Test: CM. Insulation Material: FEP. Jacket Material: FRPVC </span></li><li><span class="a-list-item"> Mutual Capacitance: 56pF/m max. Propagation Delay: 536nS/100m max at 550MHz. Spark Test: 2.5kV </span></li><li><span class="a-list-item"> Standards Compliance: ISO/IEC 11801; TIA/EIA-568-B.2-1 </span></li><li><span class="a-list-item"> Jacket Diameter: 6.000.20mm </span></li><li><span class="a-list-item"> Structural Return Loss: 8.6dB min at 550MHz </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31gDxP5UdZL.jpg" noproxy>