Features: brand new and high quality New antenna, Sma interface omnidirectional antenna. 2.4g / 5.8g dual band wireless router / 5 dB wireless network card antenna Sma omnidirectional antenna. This antenna can be used for wireless routers and wireless network cards of the Sma interface. For the RT-AC68U AC66U wireless router,USB-AC56 high-end dual-frequency dual-band wireless network card antenna. Metal Sms antenna interface, internal core of pure copper antenna. Specifications: Compatible Bands: 2.4 Ghz ~ 5.8 Ghz Gain: 5dBi Interface: Rp-Sma Suitable for wireless LAN and WiFi router adapter 15.5 inches fully extended and 14.5 inches folded Colour:Black Material:ABS for IEEE 802.11 a, 802.11b, 802.11g, 802.11n wireless LANs. Package Includes: 1 x Antenna note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual me