Model Number: SF-10/100/1000M-20 Brand Name: HDV Key Specifications/Special Features: Product description:Media converters can be used anywhere in the network to integrate newer technology with existing equipment to support new applications, technologies and future growth. Instead of costly, across-the-board upgrades, media converters can extend the productive life of the existing cabling as well as the active equipment.Key features:1. Auto negotiation function allows UTP ports to auto select 10/100/1000M and Full Duplex or Half Duplex.2. The UTP port supports the connection of MDI/MDI-X auto crossover.3. Single mode fiber: the max distance up to 60km4. Supporting the max 1536 byte Ethernet packet5. Supporting flow control6. Adopting internal power supplyTechnical information:

1. Operating standards: IEEE802.3z/AB, 1000Base-T and 1000Base-SX/LX
2. Ambient temperature: 0 ~ +50°C Storage temperature: -20 ~ +70°C Humidity: 5% ~ 90%
3. Connector: UTP: RJ-45,10/100/1000Mbps; fiber: SC,1000Mbps
4. Cable : UTP cable: Cat 5e or Cat 6 (the max distance up to 100m)
Fiber : single mode : 8.3/125, 8.7/125, 9/125μm (distance 20-100km)
5. Flow control: Full Duplex: IEEE802.3x half duplex: back pressure
6. Power: DC 48V to DC 5V
7. MAC address table: 4K
8. Data buffer: 256K