Please read the notes regarding the listing in my profile. Items will generally be shipped on either Saturday or Sunday. If you need the item urgently, please consult with me via comment before purchasing! This is a mixed set of used SFP modules and SM mode fiber optic cables. ▼Specifications▼ * StarTech EW3Z0000587-ST Standard: 1000BASE-LX Fiber Type: SMF Transmission Distance: Up to 10km Wavelength: 1310nm Main Compatibility: Citrix compatible * 10Gtek ASF13-24-20 Standard: 1000BASE-LX Fiber Type: SMF Transmission Distance: Up to 10km Wavelength: 1310nm Main Compatibility: General (MSA compliant) * Allied Telesis AT-SPSX Standard: 1000BASE-SX Fiber Type: MMF Transmission Distance: Up to 550m Wavelength: 850nm Main Compatibility: Allied Telesis * Fiber Optic Cable Core Diameter / Cladding Diameter: 9/125 Mode: SM Inner Sheath Diameter: 2.8 Outer Sheath (Outer Diameter): 5.7 Length: Approximately 50cm ★Disadvantages★ * Although I have checked the operation before listing (communication check by connecting to the SFP port of a switching hub), there is no warranty as these are used products. * Please note that this listing includes only three SFP modules and two fiber optic cables. There are no other accessories such as boxes or manuals.