MTP is a 12 fiber connector for ribbon cable. It's main use is for preterminated cable assemblies and cabling systems. 

Features:

• High density connection replaces 12 single fiber connections (SFF)
• Simple push-pull mating mechanism
• PC and APC end face geometries
• Pull proof design
• Terminates ribbon fibers or ribbonized single fibers
• Multimode applications 50/125 um, 62.5/125 um and Single mode applications 9/125 um