Product Details ：: For 12v1a Power Adapter: Class B+ Optical Module; Authentication Mode: Sn,password Or Sn+password; Upstream/downstream Fec; Gem Port Mapping Mode: Vlan,802.1p, Vlan+ 802.1p, Iptos,physical Port Multicast Features: Igmp V2v3 Snooping Ethernet Features: Vlan Filtering And Vlan Transparent Transmission; Vlan N:1 Aggregation And Vlan 1:1 Translation Maintenance Features: Local Management Using Web And Remote Management Using Omci; Optical Power Monitoring; 802.1ag Ethernet Oam Reliability Features:dual Systems For Software Protection;type B Protection And Rogue Detection Green Engery-saving Features: Consumpt Ion Adjustment Plug Type :eu Plug,it Applies To Indonesia, Germany, France, Spain, Italy And So On. Voltage: Ac 220v Colour:white Material:plastic Type:epon Package Contents: 1 X Modem Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measure