The CS-V428 4" speakers feature a durable woofer cone made from a mixture of Aramid, carbon fiber, and mica, along with a 1" balanced dome PEI tweeter that'll increase your music's clarity. These speakers will give you a solid boost in sound quality, even when powered by your factory radio. Grilles are included.

• 2-Way Coaxial
• 200 Watts Peak / 20 Watts RMS
• Frequency Response: 70 - 25,00 Hz*1
• SPL: 88 dB/W.m*1
• Carbon Mica Cone Woofer
• Poly-Ether Imide Balanced Tweeter
• Ferrite Magnet (Woofer/Tweeter)
• Hybrid Surround
• Mounting Depth: 45 mm (1-25/32")