How to pronounce“uninsulated”in English

electromechanical vibrator that we all know in of uh and it was attached to because there was no line electricity in 1883 uh it was attached to this huge 40lb wet cell battery slash slash that you had the tote around if you wanted to take it anywhere and it was attached by these completely uninsulated wires youlook at them now and you go uh and and wrapped around these little brass posts and uh the vibrator itself uh the the vibrating mechanism