DHT Electronics 2PCS 20CM RP-SMA to U.FL IPX IPEX WIFI Cable Package include:2 x cables Cable length: 20cm;Cable type:RG178 with higher performance than the mini black or gray cable. Connector Material:Pure brass with Great connectivity.(Not Alloy) Impedance :50 ohm DHT Electronics Brand is a Registered Trademark of DHT LLC.Only authorized seller of DHT Electronics can sell under DHT Electronics listings.