<1>The sound of this piezo buzzer is music. <2>110V /220V <3>meets ROHS standard <4>Dimension 30.0*27.0mm

MUSIC PIEZO BUZZER (TDA-27M1)

(1.)Voltage:110Vac  50-60Hz

(2.)Sound Pressure Level:60dB min. 1m

(3.)Housing Material:PBT(RoHS)

(4.)Bright surface without burr

(5.)Dimension:30.0*27.0mm