Patent attributes
A simple-structured plug for insertion slots of various specifications includes an insulating body having a plurality of terminal slots at a front end thereof for receiving a plurality of terminals; the insulating body having a buckle; at least one tenon being formed on the insulating body; wherein when the plug is inserted into a wide insertion hole, the tenon will press against the insertion hole so that the plug will not vibrate, and thus the plug is suitable for insertion holes of various specifications. The tenon is one of a protruding block, an elastic sheet and a positioning device. The insertion hole is one of an RJ 11 hole and an RJ 45 hole. At another design, a tenon assembly protrudes from the buckle and at least one tenon is formed on the tenon assembly.