TEL KAB SPIRALNI 6/4> 4/4-2m

optimal connection between telephone and handset
as a replacement for too short, long or defective original handset cables
flexible thanks to a flat, spiral handset cable
4-pole assigned 4p4c modular plug (plug width: ~7,7mm)
No defined RJ standard, often also called RJ9, RJ10 or RJ22