100% optically tested MTP/MPO 12-Fiber OM4 Multimode 50/125 Fiber Optic Patch Cables by MILJET meet and exceed industry standard specifications for insertion loss, return loss, and end face geometry. Features 12 high-density lines of OFNP plenum-rated laser-optimized 50-micron fiber optic cabling in a round outer jacket. MILJET Cables on Demand prides itself on product quality and reliability, so we have pre-terminated our cables with Genuine US Connect brand MTP Female Connectors, which are both superior to and backwards compatible with standard MPO connectors. Featuring 10m (33ft) length in a straight-thru (pin-to-pin) wire configuration for direct connection to fiber optic distribution panels, cassettes and couplers. Attenuation at 850nm ≤2.3dB/km, and Attenuation at 1300nm ≤0.6dB/km. 0.35dB IL, MTP Female to MTP Female connector and 3.0mm Plenum (OFNP) bunch cable is designed for 40G/100G direct connection and high-density data center applications.