
Na'urorin niƙa marasa rariya masu gudun 23 rpm, waɗanda ake girkawa kusa da injin latsawa domin ragowar mashigar zubi; suna da ɗaki mai rufin nickel wanda ake iya buɗewa, ƙarancin hayaniya da ƙwayoyin roba masu girma iri ɗaya.
Ƙayyadaddun fasaha na iya canzawa ba tare da sanarwa ba.