Multifunctional sound generator with extremely high volumeProduct features:32 tone sequences adjustable via DIP switchReliable magnetodynamic system for sound generationHigh sound pressure with low power consumptionTechnical data:Max. 100 dB (A) Duty cycle ED 100% Protection class IP54, protection class II -30 °C to +60 °C 75 (D) x 116 mm Weight 0.24 kg Volume and volume progression adjustable12 V / 24 V (AC/DC), 0.4 A / 1.0 AInstallation instructions:including bayonet lock with special teeth as vibration protection maximum safety through complete contact protection (even when replacing modules) top element of a module tower (therefore 1 sounder per tower possible) Duration of the acoustic signals as long as voltage is applied (use additional relay if necessary) Note: