Product reviews:
Tom
2025-12-21 iphone 6s Plus
6.5” 4th order bandpass - Subwoofers 4th order bandpass enclosure
4th order bandpass enclosure
Jeffrey
2025-12-29 iphone 8
Fourth Order/Bass Reflex and Bandpass 4th order bandpass enclosure
4th order bandpass enclosure
Morton
2025-12-25 iphone 11 Pro Max
tri chamber 4th or 6th order sub box 4th order bandpass enclosure
4th order bandpass enclosure
Oscar
2025-12-24 iphone Xs
Bandpass - amateur audio 4th order bandpass enclosure
4th order bandpass enclosure