ZyXEL NWD271N N USB Adapter Wireless N USB Client Adapter ZyXEL NWD-271N 802.11n Wireless LAN USB 2.0 Adapter General Features: USB 2.0 interface Complies with 802.11n draft specification 300 Mbps data rate Backwards compatible with IEEE 802.11b/g Wi-Fi Multimedia (WMM) certified for quality video and voice streaming over wireless connection Wi-Fi Multimedia Power Saving (WMM-PS) certified