Pfannenberg Sounder 117 dB 80 Tone 95 ... 265 VAC

Audible signalling device with 110 dBA and high proportion of deep tones. Sure penetration of acoustical obstacles like walls and doors. Electrical connection only necessary in the mounted base. Automatic contact of the electronics once both housing parts are put together. 80 different tones are selectable, remote-controllable. For indoor and outdoor applications. Worldwide approvals: UL, VdS, EN54-3.