- Gray SIP Paging Horn with Long Line Extender - PoE (802.2af) - 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 - Gray