Soundtube 4″ treated fibre cone with coaxial 1″ soft-dome tweeter, SpeedWings™, shallow backcan, Wht

4″ Coaxial In-Ceiling Shallow Backcan Speaker in White Engineered for applications with limited plenum space incorporating a SoundTube-specific shallow backcan with an installed depth of only 3.5 inches. One 4 inch (102 mm) treated fibre woofer with cloth surround and one 0.75 inch (19 mm) silk dome