OBO

Self Drive Type

Feature:
Low current consumption, loud
Sound clear and thorough
Single frequency choice

Such products included internal drive line, users simply use the DC voltage (Vdc), for example, with a power regulator or battery, positive and negative do not pick the wrong, the buzzer will beep

Model no. Spec. Dimension Download

OBO-203

83dB min. / 30cm / DC 9V 24 dia. * 5.5mm

OBO-20335

83dB min. / 30cm / DC 9V 23.7 dia.* 11mm

OBO-20336

83dB min. / 30cm / DC 9V 23.7 dia.* 11mm

OBO-24332

83dB min. / 30cm / DC 9V 24 dia.* 11mm

OBO-273

83dB min. / 30cm / DC 9V 30 dia.* 5.5mm

OBO-27335

85dB min. / 30cm / DC 9V 29.5 dia.* 10mm

OBO-27336

85dB min. / 30cm / DC 9V 29.5 dia.* 10mm

OBO-27346

83dB min. / 30cm / DC 9V 30 dia. * 5.1mm

OBO-30325

80dB min. / 30cm / DC 9V 30.5 dia. * 7.7mm

OBO-353

85dB min. / 30cm / DC 9V 42 dia. * 16mm

OBO-35332

88dB min. / 30cm / DC 9V 39 dia. *16.5mm

 

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