WL-620B

10/100/1000Base-T to 1000Base-SX/LX A/N triple speed advanced converter
Complies with IEEE standards 802.3/802.3u,
802.3ab and 802.3z
Supports jumbo frames up-to 9K bytes
Supports PONL (Propagation Of No Link)
Green, significant power savings link down
Store-and-Forwards or fast Cut-Through modes
Auto-negotiation, auto MDI/MDIX and polarity correction
Copper cable up to 100m on Cat5, 5e or 6 TP cable
SFP and Fix fiber optic interfaces (SC or LC)
Multimedia fiber: up to 220/550m (62.5/50m MMF) and special version for 2km (SC or LC connectors)
Singlemode fiber: dual fiber up to 70km, single fiber up to 20km and CWDM up to 80km (SC or LC connector)
Highly visible LED indicators
External universal power adaptor (EPS)