The Intelligent Open-Area Sounder has been designed for use in open areas and can be connected to any Discovery or XP95 system.Intelligent Open Area Sounder - Red (SONOS)SKU: 55000-001APOQuantity*Add to QuoteKey Features Self-test fault monitoring Choice of tones on standard device: Apollo, Slow Whoop and DIN Two volume settings 92dB(A) and 100dB(A) Synchronisation of tones Individual and group addressing Built in isolator Red or white options Loop-powered IP65 rated DatasheetDatasheet