Piezo Siren Dimensions ? x H: 54.5 x 73 mm Frequency: 2...4 kHz Operating temperature: -20...+60 °C Volume: 110 dB @ 1 m @ 12 VDC Colour: Black Current consumption: 200 mA @ 12 VDC Tone type: High / Low Operating voltage: 6...16 VDC