LSC031B: NULL MODEM CABLE,DB9M/DB9F,9C+1,NO-UL,W/O BRAID,W/LONG SCREWS, ASSEMBLE. Supply:LSC031A: NULL MODEM CABLE,DB9M/DB9M,9C+1,NO-UL,W/O BRAID,W/LONG SCREWS,ASSEMBLE.LSC031B: NULL MODEM CABLE,DB9M/DB9F,9C+1,NO-UL,W/O BRAID,W/LONG SCREWS, ASSEMBLE.LSC031C: NULL MODEM CABLE,DB9F/DB9F,9C+1,NO-UL,W/O BRAID,W/LONG SCREWS, ASSEMBLE. Certificate:Workshop: LSC031: NULL MODEM CABLE,DB9M/DB9F