Features: New antenna, SMA interface omnidirectional antenna. 2.4G/5G dual-band wireless router / wireless network card antenna 5db SMA omnidirectional antenna. This antenna can be used for wireless routers and wireless network cards of the SMA interface. For ASUS wireless router RT-AC68U AC66U, dual-band wireless routing USB-AC56 high-end dual-frequency network card original antenna. Metal SMA antenna interface, internal pure copper antenna core, RG178 cable, reflects the superior performance of the antenna. Specification: Supported bands: 2.4 Ghz ~ 5.8 Ghz Gain: 5dBi Radiation: Omni Interface: RP-SMA Suitable for wireless LAN and WiFi router adapter 16cm fully extended and 14.5cm folded Compliant with IEEE 802.11a, 802.11b, 802.11g, 802.11n wireless LANs. Finish: Matte Black Size: approx. 16.5 * 1.5 * 1cm / 6.5 * 0.59 * 0.39in Package list: 3 * Antenna Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store