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Lay-In Ceiling Speaker

S-522B-2
2' x 2' w/Volume Control
S-422A-2
2' x 2' w/o Volume Control
(Note: packaged 2 per Box)
S-521B
1' x 2' w/Volume Control

NOTE: 25-Volt Speakers may be used as One-Way or Two-Way (talkback) speakers. This functionality is determined by the equipment used to source audio to/from the speaker.