Description WiFi Antenna 12dBi 2.4GHz with RP-SMA Connector 2-Pack (Screw-on Swivel) | high gain and long range wireless antenna. Compatible with 802.11b/g/n/ac and wireless LAN, Bluetooth, Zigbee, Xbee and other WLAN applications. (2.4GHz) | It is perfectly suited for short-range systems, commonly found in apartment complex installations, neighborhood networks, industry etc. If you need to get some distance from your WiFi connection, such as a detached garage, this longer antenna can be a good option. -On how to choose a WIFI antenna, please read the product description. Frequency: 2.4GHz VSWR less than or equal to 1.5 Polarization: Vertical Direction: Omni-directional Impedance: 50 Temperature: -55 ~ +200 Weight: 70g Color: black Material: plastic Size: Length: approx 39cm Package contents: 2 * Antenna Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.