Compliant with IEEE802.3 standard fast ethernet 100BaseTX2x SC (Multimode) jacks for Tx/Rx50 or 62.5/125 optical fiberHalf duplex: 412m max. fiber lengthFull duplex: 2000m max. fiber lengthTransmission and speed: PCI-Bus, 100 Mbps full or half duplexDiagnostic LEDs for Link, Activity, Collision and FDXSupports all current OSincluding LinuxPower consumption: 5V DC 2.0A