Usage Tips:Item Type: SFP Transceiver Material: Zinc Alloy Speed: 1.25G Transmission Distance: 20km Working wavelength: 1310nm Applicable Equipment: Suitable for Fiber Switches, Routers, Network Cards1,Fiber Type: SFP transceiver is 1.25Gb per second rate, Tx1310/Rx1550 single fiber single mode, up to 20KM transmission distance, with advanced DDM function, which can monitor real time parameters and status on the fiber link. IEEE 802.3z Compliant 2,Low Power Consumption and Heat Dissipation: Power consumption is only less than 1 watt, which can save energy wisely. Power dissipation of less than 1.05W and thermal pads provide heat dissipation 3,Plug and Play and Durable: The SFP transceiver optical module is hot swappable, rotate the ring breech lock down to unlock, then pull the transceiver out of the switch 4,Wide Compatible: SFP transceiver is compatible for Huawei, for ZTE, for H3C, for Ruijie, for HP, etc. Is widely used in fiber switches, routers, network cards, servers, firewalls and other open switches 5,Strict Quality Control: SFP transceivers are all manufactured under strict quality control system, each module is tested one by one on different switches before leaving the factory to ensure compatibility with switches of different brands1 x SFP Transceiver Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.