The TP-LINK TL-WN722N Wireless High Gain USB Adapter allows you to connect a desktop or notebook computer to a wireless network and access high-speed Internet connection. Using Align 1-stream technology based on 802.11n technology TL-WN722N provides a better wireless signal than existing wireless 802.11g technology. Most of all equipped 4dBi detachable antenna can remarkably boost your signal range and speed. Now you can get a better Internet experience such as downloading gaming video streaming and so on. Features 1. Wi-fi_Standard - IEEE 802.11n 2. Ism_Band - Yes 3. Ism_Minimum_Frequency - 2.40 GHz 4. Ism_Maximum_Frequency - 2.48 GHz 5. Number_Of_Antennas - 1 Specification Binding: Personal Computers.