BUZER with signal generator continuous 3-24V

. Piezo transducer - printing buzzer.. Performance specifications: . - Operating voltage: 3-24V. - Resonant frequency: 2.3kHz. - Rated current: 30mA. - Sound level: about 85dB. - Signal type: continuous sound. - Operating temperature range: from -20°C to +70°C- Housing diameter: 30mm- Weight: 2g