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Test & measurement
The Tang Band W4-1337SDF 4" driver achieves extended range and high efficiency, thanks in large part to its exotic titanium cone.
Tang Band W4-1337SDF 4" Titanium Full Range Speaker
This high-quality full range 4" driver, the Tang Band W4-1337SDF, utilizes a unique titanium cone, solid aluminum phase plug, Santoprene rubber half-roll surround, underhung voice coil, and large ceramic ferrite motor structure. The W4-1337SDF offers high power handling, good mechanical excursion abilities, and strong bass performance for a driver of its size. Great for home theater or hi-fi midbass applications.