DD Audio VO-M406-S4

The VO-M406-S4 from DD Audio is a 6.5 inch (16.5 cm) midbass speaker with an RMS power of 250 watts and an impedance of 4 ohms. The frequency range extends from 80 to 15,000 Hz with a resonance frequency of 125 Hz. The model has a sensitivity of 96 dB. The mounting depth is 85 mm and the mounting diameter is 149 mm. The technical features include a 2 inch voice coil (VCD). Features 6.5 inch (16.5 cm) midbass speaker RMS power: 250 watts Impedance: 4 ohms Frequency range: 80 – 15,000 Hz Sensitivity: 96 dB Mounting diameter: 149 mm Mounting depth: 85 mm Xmax: 5 mm Technical Specifications Resonance frequency (Fs): 125 Hz Voice coil diameter (VCD): 50.8 mm Qms: 8.53 Qes: 0.9 Qts: 0.81 Vas: 3.56 liters Magnetic flux (BL): 7.5 TM