Quick details place of origin: guangdong, china (mainland) brand name: ac-union model number: fiber optic patch cord fiber optic patch cord: st-st os1 mm corning optical fiber patch cord optional connector: sc, lc, fc, st, mtrj, mpo, mu, etc. Optional cable: os1, os2, om1, om2, om3 number of conductors: 1-64 polishing: pc, upc, apc cable jacket: pvc, lszh, ofnp length: customized insertion loss: smã¢ï¿½â¤0.20db, mmã¢ï¿½â¤0.30db return loss: apcã¢ï¿½â¥60db, upcã¢ï¿½â¥50db, mmã¢ï¿½â¥30db certificate: rohs, ul, iso, ukas packaging & delivery packaging details: 1.small poly bag package for each single one; 2.big poly bag package for each 10; 3.carton box for all. 4.boxes bundled with tapes delivery detail: within 7days after receiving payment specifications st-st os1 mm corning optical fiber patch cord 1.100% optic tested 2.free replacement warranty 3.quick delivery applications: catv; active device termination; telecommunication networks; metro; local area networks; data processing networks; test equipment; premise installation; wide area networks. features: ---low insertion and back reflection loss ---good exchangeability ---good durability ---high temperature stability ---standard: telcordia gr-326-core