Gray SIP InformaCast Paging Horn with Long Line Extender PoE (802.3aff) - no local power required - Very high-efficiency ensures penetration with lower energy consumption - Weather-resistant - L versions include long line extender for cabling up to 1200 feet - Easy omni-lock i-beam clamp mounting system - Indoor/outdoor - Stainless steel hardware - 117db/1 meter - Interior or exterior - Beige (BGE), Gray (GY), and Marine White (W)