HYC MPO, LC, MU and MTRJ Optical Fiber Patchcords are made of quality materials made in Japan and of the quality manufacturing technologies introduced with high definition, small exterior dimensions, low attenuation and nice consistency, convenient for the mass-intensive installation. It goes through the manufacturing testing in strict accordance with the international standards. It has high quality for the international market. Performance Indexes: MPO: Insertion loss: SM: <0.75 dB MM: < 0.5 dB Return loss: SM: ﹥ 40 dB MM: ﹥ 35 dB LC: Insertion loss: SM: < 0.4 dB MM: <0.3 dB Return loss: SM PC: > 45dB APC: 60> dB MM: >35 dB MU: Insertion loss: SM< 0.4dB MM: 0.3< dB Return loss: SM PC: >45 dB APC: > 60 dB MM: >35 dB MTRJ: Insertion loss: SM: < 0.5 dB MM: <0.5 dB Return loss: SM: ﹥ 40 dB MM: >35 dB Goods Supply Information:MTRJ MTRJ TO ST SC FC MU MTRJ (duplex) single/multi-mode optical Patch cords LC LC TO ST, SC, FC, MU, MTRJ, (duplex) LC (simplex/duplex) single/multi-mode optical Patch cords MU MU TO ST, SC, FC, MU, MTRJ, (duplex) MU, (simplex/duplex) single/multi-mode optical Patch cords MPO MPO TO ST, SC, FC, LC, MU, MPO (4 fiber distribution, 8 and 12) single/multi-mode optical Patch cords