LINKSYS RE6500 Dual Band Wireless AC Range Extender Standards: 802.11n, 802.11g, 802.11b, 802.11a Frequency Band: 2.4 GHz/5.0 GHz WPA/WPA2: WPA2 Antenna: 2 external Interface: Ethernet Port Ports: 4 x 10/100/1000M Power: Internal AC/DC power supply, 100-240V, 50/60Hz, 0.5A System Requirements: PC: Wi-Fi enabled PC with CD or DVD drive, running Windows XP SP3, Windows Vista SP1 or later, Windows 7, or Windows 8 Mac: Wi-Fi enabled Mac with CD or DVD drive, running OS X Leopard 10.5.8 or later, Snow Leopard 10.6.1 or later, Lion 10.7 or later, or Moutain Lion 10.8 or later Web Browser: Internet Explorer 8, Safari 5 (for Mac), Chrome, or Firefox 8 or higher for optional browser-based configuration