Kepo miniature speakers 8o kepo kp50170sp1 5807 the kepo kp50170sp1 5807 miniature speaker 8o 450 hz 20 no audible buzzes the kepo speaker is a compact round size that is suitable for signal output in machines and other equipment where space is at a premiumtypical applications include voice and signal output in machines and other equipment both indoors and outdoors kepo kp50170sp1 5807 miniature speaker 50mm 8 ohm 05w