This is a 50ft 48xMPO (Female) to 48xMPO (Female) yellow OS2 duplex OFNR (Riser-rated) fiber trunk cable. It is most commonly used for 100 Megabit Ethernet applications. A multi-strand cable is a fiber optic patch cable that works best with transceivers that both transmit and receive. Our patch cables are 100% compliant for all of your networking needs. Our products are guaranteed by federal law to not affect or void OEM warranties.