SOKO Automatic Indoor Detector of Acoustic Shocks. Detects anomalous sound events, Continuous Machine learning of the evolving sound background. Alert is notified by activating a contact (closing or opening). Ceiling box in white ABS IP40. 80 mm x 65 mm x 40 mm. 12 to 24 Vcc. 1 W max. Dry contact activation mode jumper: NO (Normally Open) or NC (Normally Closed). Non intrusive: no sound recorded or forwarded, only metadata are analysed.