Super Power Supply 2 x 18dBi 2.4GHz RP-SMA Yagi Antennas for PCI-E Express Cards TP-Link TL-WDN3800 TL-WN851ND TL-WN881ND WiFi Range Extender Directional Wireless Long Range Booster Extension WLAN Includes 2 x 18dBi RP-SMA Yagi Antennas Warranty: 1 Year Super Power Supply are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply