Kepo minature buzzers 23 03khz27 03khz31 05khz kepo kpx g1203ub 6397 the kepo minature buzzer 23 05khz is an electronic buzzer that offers a high but rich sound able to generate a continuous pulse tone and suitable for use in professional commercial and industrial applications kepo kpx g1203ub 6397 miniature buzzer 23 05 khz