TP-Link Archer T3U Plus AC1300 High Gain Wireless Dual Band USB Adapter – USB 3.0 Interface, Dimensions 57.8 × 18 × 173.4 mm, 1 External High Gain Antenna, Wireless Standards IEEE 802.11b/g/n 2.4 GHz and IEEE 802.11a/n/ac 5 GHz, Signal Rate Up to 867 Mbps (5 GHz) and 400 Mbps (2.4 GHz), Reception Sensitivity ranging from -62dBm to -87dBm across bands, Transmit Power 20dBm (5 GHz) / 18dBm (2.4 GHz) (EIRP), Wireless Modes Infrastructure, Security WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, Supports MU-MIMO, Certified FCC, CE, RoHS, Compatible with Windows and Mac OS, Includes Quick Installation Guide and Resource CD, Retail Box , 1 year Limited Warranty