Humanity HM-T100BX4E 10/100M media converter realizes 4xisolated Ethernet transmission over fiber. 

This device is applied in many places where need long distance transmission.
 

• Comply IEEE802.3, IEEE 802.3u
• Comply RFC2544
• The optic fiber link up to 120km
• Support flow control
• Framelength up to 1536bytes by default. 1916bytes option

Optical	Ethernet
Optical port: 1.25GDefault with dual fiber, 20km, SC, 1310nmOptical module customized	4x isolated Ethernet with RJ45Support 10/100M, full/half duplex,MDI/MDIXEthernet frame length is up to 1536bytes
LED indicators	Environment
POWERSYS: for line statusFLINK: for optical statusLED at Ethernet port: Ethernet link/working status,Ethernet rate status	AC power by adaptorsWorking temperature: 0℃~70℃ Relative humidity<90%, non-condensing