CableRack Multimode to Singlemode Media Converter with Dual 1000M Ethernet Ports Zero configuration and fast deployment of this compact 4 port fiber optic switch unmanaged. This bundle includes both Singlemode and Multimode SFP as shown in the product images. The CableRack switch 4 port gigabit allows you to swap additional multimode fiber LC to LC or sing mode fiber transceivers or even mix and match them in the 4 port hub. Accepts most compatible Singlemode and Multimode SFP modules including CableRack brand. Although this bundle includes both SFPs, this sfp switch may be populated with any other 1GB fiber optic card transceivers, most compatible mm sfp using mm fiber will work in addition to singlemode lc to lc fiber transceivers and will be full compatible with glc sx mmd and glc lh sm modules. All ports see all traffic including any added singlemode or multimode transceivers and the 1000BaseT RJ45 copper ethernet ports. This fiber ethernet converter takes most compatible sfp module also known as an sfp transceiver and will be a great unmanaged switch that you can set and forget. This unmanaged 4 Port Optic Switch does include both MM SX and SM LH transceivers. We do offer other bundles of this 4 port switch without sfp's to be used with a fiber transceiver for the purpose of fiber to ethernet converter. By using fibre network transceivers, you're effectively creating either a singlemode media converter or a multimode fiber media converter. This ethernet media converter is trusted by thousands of satisfied business and commecial customers. In the box you will receive the 4 port gigabit switch, one singlemode SFP, one multimode SFP, 5V DC 2A Power Supply with US Power Cord and Instruction Manual. This network media converter is quick to setup, consumes very low power and is a top choice for as an LC to ethernet converter. Your most critical fibre switch requirements can be trusted with this SFP fiber media converter.