1,material: copper
2,plating: gold/nickel/tin
3,inside contact: brass and gold pate
4,high quality or reasonale price
Description : 1. Description: 2 dBi Omni-directional Indoor GPRS/UMTS Antenna, 3G/UMTS, 900/1800/2170MHz, Active Antenna, Mobile Phone, 3G, UMTS, Full Band,...