TP-Link TX20U Plus AX1800 TP-Link TX20U Plus Wireless USB Adapter Model : Archer TX20U Plus | Speed : 1800 Mbps | Dual Band : 5GHz & 2.4GHz | Antenna : 2 x High Gain Dual-Band Antennas | Wireless Standards : IEEE 802.11a/b/g/n/ac/ax | Wireless Modes : Infrastructure mode | Interface : USB 3.0