Size: 7.65 m (25FT) Reverse-polarity SMA male to N male cable works great with external antenna, router, receiver, WiFi card, range extender, wireless access point setup, USB adapter or other network devices. High quality coax cable, 18 AWG cooper wire, 2.95 mm dielectric insulator, 144* 0.12 mm Tinned Copper braid shield(over 95% coverage), 5.0 mm outer PVC Jacket. Both RP-SMA and N connectors are made with brass, gold plated contacts for better signal tramsmission and very little attenuation. 50 ohm impedance, weather protection coax cable, heat shrink on both ends, can be used outside. 25ft ultra low loss cable. We offer worry-free warranty and friendly customer service within 12 months for your confident purchase. If you are not satisfied with any product, please dont hesitate to contact us, we will serve you our best.