Mercusys MU6H AC650 High Gain Wireless Dual Band USB Adapter – USB 2.0 Interface, Dimensions 2.28 × 0.66 × 6.83 in (57.8 × 16.8 × 173.4 mm), 1 External High Gain 5dBi Antenna, Wireless Standards IEEE 802.11b/g/n 2.4 GHz and IEEE 802.11a/n/ac 5 GHz, Signal Rate Up to 433 Mbps (5 GHz) and Up to 200 Mbps (2.4 GHz), Retail Box , 1 year Limited Warranty