Zyxel P-335U Dual Band Wireless Router with Bandwidth Management, IEEE 802.3, 16 MB, 4 MB, 0 - 50 °C, 20 - 95%, 14.6 oz (413 g) Zyxel P-335U Dual Band Wireless Router with Bandwidth Management. Networking standards: IEEE 802.3. Internal memory: 16 MB, Flash memory: 4 MB. Weight: 14.6 oz (413 g). Compatible operating systems: Windows Linux Mac, Dimensions (WxDxH): 7.48 x 5.91 x 1.3" (190 x 150 x 33 mm), Supported data transfer rates: 10/100Mbps