Zyxel P-320W 802.11g Wireless Firewall Router & 802.11g Wireless Client, 64-bit WEP, 128-bit WEP, 2 MB, 1 MB, 0 - 50 °C, 20 - 95%, 250 g Zyxel P-320W 802.11g Wireless Firewall Router & 802.11g Wireless Client. Security algorithms: 64-bit WEP, 128-bit WEP. Internal memory: 2 MB, Flash memory: 1 MB. Weight: 250 g. Compatible operating systems: Windows Linux Mac, Dimensions (WxDxH): 115 x 162 x 33 mm, Power requirements: 12V AC, 1A