Main Features * High flexibility with hot-swappable SFP * 1600byte super data packet transmission * Available for 14 slots rack * Full duplex-flow control, half duplex-back pressure * Full- positioned LEDs to indicate power and network status * Standard : IEEE802.3 (10BASE-T), IEEE802.3u 100BASE-TX/FX (Fast-Ethernet), IEEE802.3x (Flow Control), IEEE802.1q, IEEE802.1p QoS, IEEE802.1d Spanning Tree Ethernet port * RJ-45 Connector * 10/100/1000M Auto-sensing Optical Port * Gigabit SFP Socket * SM, Simplex, 20km, LC connector, 1310nm/1550nm Specification * 10/100/1000BASE-T: STP or UTP Category 5/5e/6 cable (Max. 100m) * SFP: Bi-Di fiber optical transceiver * Conversion Mode / Delay Time:Store-and-Forward <10us, straight-through<0.9us * Dimensions : 2.76 inch*3.66 inch * 0.98 inch (W*D*H) * Weight:0.3 kg * Input Voltage:DC5V1A with External power adapter * Power Consumption:<2.5W * MTBF:50,000 hours * BER:<1/1000000000 * MAC Address Table:1K * Bufer Size:128K * Operating Temperature:0?-50? * Storage Temperature:-40?-70? * Storage Humidity:5%-90% non-condescending Warranty * One year

WHAT YOU GET: One Pair of 20km single mode bidirectional Gigabit Ethernet Desktop Media transceiver; 2pcs US-Plug PSU; one-year warranty, 30 Days free-returned, free Lifelong technology support. AVAILABLE FOR RACK: Can work with 2U 19" 14 slots chassis,support wide power supply voltage (100V-240V).Standalone operating voltage is 5VDC /1.0A. EASY to PLUG & PLAY: Support hot plug-and-play, plug and play. And it will work immediatelly.The LED indicators for TX, FXL/TXL,POWER, FDX can dynamic feedback link connection state and fault detection to easily monitor network status.Complies with IEEE 802.3/802.3u/802.3x/802.1q/IEEE802.1p QoS,/IEEE802.1d Spanning Tree. NETWORK PORT: 10/100/1000M, Full duplex-flow control, Half duplex-back pressure; Connect UTP CAT5 Cable,Supports MDI/MDI-X auto sensing. SFP OPTICAL PORT: Gigabit Ethernet,1310nm/1550nm wavelength,Connect Singlemode bidirectional LC Fiber Cable,20km Transmission Distance,SFP fiber optical transceiver included.