DD Audio DX6.5a 111.29 EUR 83.47 EUR Available BUY Article Number: DDDX6.5a-S4 Share Information Reviews Driver Size - in6.5 Power Band - Watts50-150 ImpedanceS4 Frequency Response - Hz40-25k dBSPL90 Cutout Diameter - in5.55 Mounting Depth - in2.45 Shipping Weight - lbs6.