Note: some boxes water damaged

From mfg website

Tamper & Vandal Resistant Flush Mount Speaker

Product Description

Designed for schools, prisons and industrial use. Heavy 16 GA stainless steel flush mount grille with brushed finish. Angled edges hide wall irregularities, add strength and resist prying. Assembled design 16 Watt continuous duty horn speaker has 1 1/2" coil, phenolic diaphragm compression driver. Painted stainless steel housing into block wall construction. Hidden wiring access via KO's in box sides and back. Includes stainless steel spanner-head tamper proof assembly screws.

Product Technical Specifications

Stainless steel grille cover

Tamper proof attaching screw

Pleasing appearance

Compression driver

16 Watts power

25/70 Volt line transformer

Speech intelligibility

Protected housing