PSB CS650 6 Inch In-Ceiling Speaker 4000 Series IsoTek’s award winning Initium power

IsoTek’s award winning Initium power cable is also included

The Romulus takes this a step further by utilising specially manufactured crystal oscillators custom cut to their exacting specifications

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Bottom woofer low pass frequency: 165 Hz (customized filter Q and slope)

PSB CS650 6 Inch In-Ceiling Speaker 4000 Series IsoTek’s award winning Initium powerCS650 6 In Ceiling Speaker An elevated ceiling speaker with unrivaled bass At the peak of the CS600 series, the CS650 reigns as the premium powerhouse, delivering thunderous bass in large spaces. With cutting edge technology from PSB's Imagine T3 speaker, it boasts higher sensitivity, lower distortion, and an upgraded 1" titanium tweeter with Wave Guide for precise acoustic adjustments. Unmatched bass performance The CS650 stands as the pinnacle of