- Valcom ceiling speaker- 1' x 2'- .25/70 Volt operation- Replaces half of a 2' x 2' tile- Inconspicuous front accessible rotary tap volume control- Integral backbox with 3 hour burn rating- Excellent sound quality- Durable white acrylic baked enamel finish- Built-in amplifier- TBar includedVCS521 BRAND : VALCOM
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