... 3)Ceiling Speaker 4)Fidelity Sound 5)Any OEM we can do . 6.5 inch active audio loudspeaker systemDetailed ... -18000HzLoudspeakerΦ25/166 mmHole DimensionsΦ205mmDimensionsΦ240×145mmWeight2.40kgColorWhite1)6.5 inch ceiling Speaker. Loudspeaker Diameter is Φ 25/166mm ... ,PA amplifier, PA system unit,Garden Speaker,Woofer Speaker ,Tweeter Speaker ,Sub woofer Speaker,Treble Speaker ,Brass Speaker , Audio ...