TP-Link Archer T4U AC1300 Wireless Dual Band USB Adapter

Interface : USB 3.0 Button : WPS button Dimensions ( W x D x H ) : 3.64×1.24×0.55 in. (92.47×31.55×13.9mm) Antenna : 2 High Gain External Antennas Antenna Type : Omni Directional Wireless Standards : IEEE 802.11ac, IEEE 802.11a, IEEE 802.11n, IEEE 802.11g, IEEE 802.11b Frequency : 5GHz 2.4GHz Signal Rate : 5GHz 11ac: Up to 867Mbps(dynamic) 11n: Up to 300Mbps(dynamic) 11a: Up to 54Mbps(dynamic) 2.4GHz 11n: Up to 400Mbps(dynamic) 11g: Up to 54Mbps(dynamic) 11b: Up to 11Mbps(dynamic) Reception Sensitivity : 5GHz： 11a 6Mbps: -91dBm 11a 54Mbps: -77dBm 11nHT20：-74dBm 11nHT40：-71dBm 11ac HT20: -70dBm 11ac HT40: -66dBm 11ac HT80: -62dBm 2.4GHz: 11b 11Mbps: -86dBm 11g 54Mbps: -74dBm 11n HT20: -72dBm 11n HT40: