Features: 1Single Fiber Single Mode: Built in single fiber, singlemode module Tx1310nm , with SC port, can easily extend your 100M or Fast Ethernet network up to 25km. 2Optical Port: 100 Mbps Ethernet single SC connector to SC optical cable; RJ45 port: CAT5E CAT6 10M 100MMbps Ethernet, Cat.5e or Cat.6 cable, Auto negotiation: Full duplex, half duplex auto negotiation, MDI MDIX auto crossover. 3LED Indicators: Easy to view LED indicators provide status to easily monitor network activity, compliant with IEEE 802.3 802.3u 802.3af. TX, FX LINK ACT, POWER, FDX status LEDs allow easy monitoring of network status. 4Compact and Portable: Its compact, modular design facilitates deployment in tight desktop locations to save space. 5Plug and Play: Just plug in the fiber port and UTP port and it works immediately, external power supply provided, 9KB jumbo frame support Supports a wide temperature range of 0C to 70C. Package included: 1 x Fiber Optic Transceiver 1xPowerAdapter 1 x User Manual