1. The antenna interface is all gold-plated, which enhances the stability of signal transmission while reducing oxidation and ensuring product life. 2. The for GT-AC5300 gaming router has also been specially designed in terms of antennas. The antenna uses the same metallic red and black texture as the fuselage, highlighting the gaming elements. 3. SMA interface omnidirectional antenna 4. Support 2.4G / 5G frequency AC antenna 5. SMA routers and wireless network cards can use this antenna.Metal SMA antenna interface The internal pure copper antenna array RG178 connection line reflects the superior performance of the antenna. Name: Antenna Colour:Black Material:plastic Size:164x24x22mm Package Contents: 3 * Antenna Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.