1900Mbps Dual-band Wireless Adapter (WiFi5) 1900Mbps Dual-band Wireless Adapter (WiFi5) Product Model Chipset Interface Frequency Range Antenna type WD-5601AC RTL8814 USB3.0 2.4~2.4835GHz 5.150-5.250GHz 5.725~5.850GHz 2* 2dbi external antennas (fixed )