Model 2-way coaxial speakers Diameter 100 mm / 3.94″ Power Handling (RMS/max.) 70 / 100 Watts Impedance 3 ohms Efficiency 90 dB Frequency Response 70 Hz – 22 kHz Tweeter 13 mm / 0.51″ Mylar tweeter Membran Layout HQPP cone with 3D structure Mounting Ø 93 mm / 3.66″ Mounting Depth 51 mm / 2.01″. Incl. protection grill