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Rockville

Rockville W12K9D4 V3 12" K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems

Rockville W12K9D4 V3 12" K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems

$239.92 USD
$239.92 USD
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About This

  • HIGH POWER HANDLING: Handles 4000W peak, 2000W program, and 1000W RMS for powerful, distortion-free bass in your vehicle.
  • FLEXIBLE WIRING: Dual 4-ohm voice coils with a 3" 4-layer aluminum former wound with OFC wire for efficient performance.
  • PREMIUM BUILD: Ultra-stiff non-pressed paper cone with thick foam surround and heat-resistant aluminum voice coil for durability.
  • COOLING & PERFORMANCE: Features improved ventilation, inner dustcap, and voice coil spacer for enhanced cooling and reliability.
  • HEAVY-DUTY DESIGN: Double-stacked 190 oz magnet, cast aluminum basket, and 83dB sensitivity; works in sealed or ported enclosures.

Overview

  • Brand : Rockville
  • Speaker Maximum Output Power : 4000 Watts
  • Frequency Response : 1500 KHz
  • Connectivity Technology : Wired
  • Audio Output Mode : Surround

Customer Reviews

★★★★★ Sarah M.

"Excellent product! The fingerprint recognition is incredibly fast and accurate. Installation was straightforward and the build quality feels premium. Highly recommend!"

★★★★★ James T.

"Great security upgrade for my home. The keyless entry feature is super convenient, and the battery life is impressive. Worth every penny."

★★★★★ Emily R.

"Love this smart lock! The app integration works flawlessly and I can monitor access from anywhere. Customer support was also very helpful."

★★★★★ David K.

"Perfect replacement for my old lock. The fingerprint sensor is reliable and the backup keypad is a nice touch. Definitely recommend to anyone looking for a smart lock."

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