Description
The IS445 from Alpha is an industrial/Institutional surface mount speaker system shall consist of a round enclosure and base unit with integral compression driver horn speaker for voice communications. Enclosure and base shall be 18 gauge steel spin-formed and protected overall by a baked on powder coat urethane finish. The base shall have provisions for attachment to a common 4 recessed outlet box or to be fastened directly to a wall by screws as large as 14 . Wiring shall enter through back for hidden cable or via one of four side entry K.O.s for surface cable or 12 conduit. The enclosure shall attach to the base with (4) #10 stainless steel hex drive screws.
Features
- Surface-mount speaker system built to survive harsh treatment of industrial/institutional use
- Sturdy spin-formed steel housing is protected by a non-glare white baked powder coat finish
- Rugged integral compression driver for noise penetration and speech intelligibility
- 45 ohm has excellent sensitivity as a microphone in talk-back systems
- Versatile mounting allows surface conduit or in-wall electrical box wiring
