Includes Ethernet 5 port OptoLock® or SMI POF transceivers. It fully supports flow control full duplex and high-speed data transmission in Plastic Optical Fiber interface. It can transmit packet(s) up to 1536/1552 bytes to meet requirement of extra long packets. 5 LED indicators are used to display each port active status. This product is really plug-and-play and requires no need other additional settings. The PSW-5 Series can fully compatible for IEEE 802.3/802.3u Fast Ethernet data communication standard. This solution can be use in any Fast Ethernet LAN, FTTH or xDSL application.