Hertz MPX 165.3 Millie Pro Series 6.5" 200 W Peak Coaxial Speakers with MPG 165.3 Pro Grilles - This bundle includes a Hertz Mille Pro Series MPX-1653 6.5" Pro Audio Two-Way Coaxial Speakers (Pair), Hertz Mille Pro Series MPG-1653 PRO Grilles, a pry kit, and a Creative Audio coozy. Hertz Mille Pro Series MPX-1653 6.5" Pro Audio Two-Way Coaxial Speakers (Pair) Features - Concentric coaxial tweeter built in the woofer voice coil, achieving one single point of emission, to re-create the virtual sound-stage like in live music performances. 20 mm voice coil Tetolon fiber soft dome tweeter, featuring “Center Tuning Duct” geometry, for lower resonance frequency and reduced harmonic distortion. Tweeter support working as a rear chamber, sized for low Fs, to ensure a well damped high pass frequency roll-off, allowing low cut-off frequency crossover point. 36 mm pure copper woofer voice coil wound on a Polyamide former, for outstanding power handling and dynamic compression-free reproduction. Pressed-pulp cone with cotton fibers, combining stiffness and lightweight for a wide frequency response. Cone profile geometrically refined to perfectly match with the tweeter emission ensuring phase consistency in the crossover area. Specifications - Power Handling - Peak W: 200 Power Handling - Continuous W: 100 Impedance Ω: 4 Frequency response Hz: 45 ÷ 21,5k Sensitivity dB SPL: 92 Woofer size mm (in.): 165 (6.5) Tweeter size mm (in.): 25 (1) Woofer Voice Coil Ø mm (in.): 36 (1.42) Tweeter voice coil Ø mm (in.): 20 (0.8) Hertz Mille Pro Series MPG-1653 PRO Grille Optional MPG 165.3 Hertz Mille PRO woofer grille featuring Hertz logo.