Focal ISC100 - INTEGRATION 100mm 4" 2 Way Coaxial Speakers SlimFocal ISC100 INTEGRATION 100mm 4" 2 Way Coaxial Speakers Slim Focal Integration Series ISC 100 Car Speakers easy and quick to install, easily replace your original system and these high fidelity speakers will give you the best of Focal sound. Forget what you know, youre going to hear the difference and experience the emotion of great sound. Key Features: High sensitivity Shallow mounting depth (49 mm) Great improvement from original car speakers