VALCOM VIP-130AL-GY ONE-WAY 5 WATT IP HORNGray SIP Paging Horn with Long Line ExtenderPoE ( 802.2 af)No local power requiredVery high efficiency ensures penetration with lower energy consumptionWeatherresistantL versions include long line extender for cabling up to 1200 feetEasy omnilock Ibeam clamp mounting systemIndoor/outdoorStainless steel hardware117db/1 meterInterior or exteriorGray