[UNIVERSAL COMPATIBILITY] - Applicable to single-mode and multi-mode fiber optic SFP modules, and fully compatible with 10/100/1000 Base T Ethernet connections. [LED INDICATOR] - LED indicators provide the status to easily monitor network activity, compliant with IEEE 802.3/802.3u/802.3af standard. TX, FX LINK/ACT, POWER, FDX status, LED can easily monitor the network status. [Automatic Negotiation of GIGABIT Connections] – The RJ45 port automatically negotiates and supports half-duplex/full-duplex and automatic MDI/MDIX transmission mode. [LONG DISTANCE TRANSMISSION] - Extend the distance of optical fiber up to 0-120km when used with different types of SFP modules by hot-switching the FX port. [EASY TO USE] - Plug and play, no need to install or configure any software. Simple, convenient and convenient operation. Specification :Item Type: Fiber Transceiver Material: Metal Outlet Voltage: 100-240V Supported Protocols: IEEE 802.3i IEEE 802.3u IEEE 802.3ab IEEE 802.3z Package List : 1 x Fiber Transceiver1 x AC Adapter 1 x User How to use: Install and use