APH20T is a 20 Watt range plastic weatherproof re-entrant horns has been designed for high quality sound reinforcement. Manufactured in a strengthened ABS molded compound with UVL (ultra violet light) protection and supplied with a high grade stainless steelepoxy coated U bracket. Offering clarity of speech and high efficiency, these horns are suitable for communications or signal warnings. Being non-corrosive and resistant to salt laden air, they are suitable for use indoors and out. In addition they are also ideal for marine and industrial applications as they are unaffected by most chemicals.