Standards: IEEE 802.3 10BaseT, IEEE 802.3u 100BaseTX Connector: 5 x 10/100Mbps RJ-45 (Auto-MDI/MDI-X) Packet transmission: Store and Forward Filter/Forward Rate: 148K packets/sec MAC Address table: 2K Buffer memory: 128Kb Ports: 10/100Mbps auto-negotiation Half/Full Duplex LEDs: LNK/ACT(Link/Activity) Yellow--100Mbps,Green--10Mbps; COL/FDX and Power Dimension (inches): 5.0 x 3.27 x 1.18 Weight: 180 g / 0.40 lb Power: DC 12V, 0.5A Operating Temperature: 32-131¢XF / 0-55¢XC Operating Humidity (Noncondensing): 10-95%