Vendo Coluna de embutir/encastrar soundtube ipd-cm52-bgm-wh nova em caixa a funcionar na perfeição, comprei mas nunca cheguei a montar, é sem sombra de dúvidas do melhor que há no mercado os verdadeiros conhecedores sabem do que falo. Vendo muito a baixo do preço do mercado pois não estou a precisar dela, pode vir testar sem qualquer compromisso, alguma dúvida disponha. Preço anunciado um pouco negociável

SoundTube IPD-CM52-BGM IP-Addressable Speaker in White
Dante®-enabled coaxial in-ceiling speaker incorporating one 5.25 inch (134 mm) polypropylene woofer with rubber surround and one 0.75 inch (19 mm) silk dome tweeter. BroadBeam Ring™ technology and a tuned port on the baffle provide smooth off-axis performance, mid-range clarity and bass response to 65 Hz (-10 dB). Low latency digital audio, power, and control are delivered to the speaker via standard category cable; connection is made on the other end to the STNet-Switch or other PoE / PoE+ switch. May also be powered via a 24V DC barrel connector for non-PoE installations. Configuration and zoning of the speaker are accomplished via software. Mounting hardware is included and features SoundTube®'s SpeedWing™ constant-tension fixed-wing mounting system, which accommodates material thicknesses ranging from 0.035 in (0.9 mm) to 2.38 in (60.4mm). Color-coded tile bridge, UL listed conduit clamp and paint shield are included.