this SFP module is the latest  'D' version it is 100% compatible with the older A, B and C types.

Form Type: SFP
Data Rate: 1000BASE 1.25Gbps
Wavelength: 850nm
Distance: 500m
Connector: Dual LC
Fiber Type: MMF
Operating Temperature: 0~70 C
DOM Supported: Yes

  

 

Package:
BOX


Please do not hesitate to contact me if you have any further questions. 

Thanks!
Helen
Newstar Networking Technology Co., Ltd.