(1) Sonance Sound Advance Prommercial CM860 In-Ceiling Loudspeaker Speaker USD 29.99 Category : Home Speakers & Subwoofers Seller : frozendrosen(2724, 99.4%) | Set of 2 Sound Advance CM860 Prommercial In-Ceiling Speakers Pair USD 39.99 Category : Home Speakers & Subwoofers Seller : sparephoneparts2021(375, 95.5%) |