With the screw-on adapter 65983 by DeLock, a 3.5 mm jack plug can be converted into a 6, 35 mm jack plug. The screw adapter fits the jack cable with screw connection DeLock 85779/ 85780/ 85781/ 85782/ 85783 (male > female) and 85784/ 85785/ 85786/ 85787/ 85788 (male > male).