TP-Link Archer T4U AC1300 Wireless Dual Band USB Adapter – Interface: USB 3.0 – 2 High Gain External Antennas – Omni-Directional – Wireless Standards: IEEE 802.11ac, IEEE 802.11a, IEEE 802.11n, IEEE 802.11g, IEEE 802.11b – Dual-Band Frequency: 5 GHz / 2.4 GHz – Supports MU-MIMO – WPS Button – Archer T4U – 3 Years Limited Warranty