The 860 Series are low current, high decibel, surface mount, flush or panel mount electronic horns for indoor use.

The 867 has been designed for surface mounting with the gray, corrosion resistant, surface mount box supplied with the unit. The 869 and 869D Series are designed for flush or panel mounting. The 868 Series is a low current, high decibel, surface mount, electronic horn suitable for outdoor or indoor use. It has been designed for mounting with the back box supplied.

The 868 mounts, using the supplied gasket, to the gray, corrosion resistant surface box supplied with the unit.