PC RJ11-4/4/same. Crossover american modem 15m

PC RJ11 - 4/4 to same. Crossover. 2 Metres. For use with american modems.

Pinout:
1-4
2-3
3-2
4-1

All sizes are approximate.
Products may vary from illustration.
YDL product code L-PCRJ11AMMOD15M