Linksys by Cisco WAP4400N Wireless-N Access Point - PoE Former Linksys Business Series Cisco WAP4400N Wireless-N Access Point - PoE Compliance with IEEE draft 802.11n standards while remaining backwards compatible with 802.11b and b devices Support for WMM provides improved QoS over wireless connections for better video and voice performance Standards-based POE (IEEE 802.3af) or External DC power