1For Cisco/Meraki/Ubiquiti/Mikrotik/D Link/Supermicro/ TP Link/ Broadcom/Linksysand other open switches 2Hot pluggable, metal encapsulated, low EMI performance. Convenient installation, simple operation 3SFP transceiver the first mock exam product follows MSN (Multi Source Agreement) of SFP protocol 41310nm PIN photodetector for 20km transmission Using lead free production technology, durable 5High performance, low power consumption, fast transmission. Compatible with switches of various brands Item Type: Optical Module Model: For TBC 3524 1L2 (Single Mode Single Fiber) Interface: Single ,Dual LC Optical Interface (1.25G) Voltage: 3.3V Power: 3.5W Wavelength: 1310nm Transmission Distance: 20km Standard: Conform to For SFP MSA and For SFF 8472 Applicable Model: Compatible with Switches of Various Brands 1 x Optical Module 1 x User Manual Open the Silica Gel Sleeve at the Rear End of the Optical Fiber Module. the Single Port is Single Mode Single Fiber, and the Double Port is Single Mode Double Fiber