Wireless Dual Band USB Adapter, Frequency : 2.4 GHz; 5 GHz, Wireless Standards : IEEE 802.11b/g/n 2.4 GHz; IEEE 802.11a/n/ac 5 GHz, Wireless Speeds : 600 Mbps (200 Mbps on 2.4 GHz; 433 Mbps on 5 GHz), Antenna : 5dBi