D-Link Wireless N300 USB Adapter (DWA-130) Frequency Band: 2.4 GHz - 2.462 GHz Standards: IEEE 802.11g, IEEE802.11n Security: Wi-Fi Protected Access (WPA & WPA2) LEDs: Link/Activity Antenna: Internal Antenna Features: Connect a Desktop or Notebook PC to a Wireless Network Also Works with Wireless 802.11g Networks Better Wireless Reception around the Home Dimensions: 3.4 x 1.1 x 0.5 Weight: 0.1 lbs.