Continuous Sound Decibel Piezo Buzzer IC Alarm Speaker DC 12V 120db Black+Red
<br />Harmonic Frequency : 3000 +/- 500Hz
<br />Sound Decibel : greater than equal 120dB
<br />Overall Size : 6.4 x 5.5cm/2.6" x 2.2"(L*D)
<br />Mounting Hole Diameter : 5.5cm/2.2"
<br />Wire Length : 90cm /35.4"
<br />Color : Black, Red
<br />Weight : 60g
<br />Package Content : 1 x Buzzer
<br />Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.