W ecan offer the product below with good price if you are interested.
SFP-10G-SR 850nm VCSEL MMF 300m,
SFP-10G-LRM 1310nm DFB MMF 2km,
SFP-10G-LR 1310nm DFB SMF 10km,
SFP-10G-ER 1550nm EML SMF 40KM,
SFP10G-ZR 1550nm EML SMF 80KM.
Please feel free to contact us if you need any further information.