Alpine UTE-73BT Mech-less Digital Bluetooth & S2-S40 4" 140 Watts 2-Way Speakers & KIT10 Installation AMP Kit

Alpine UTE-73BT Mech-less Digital Bluetooth Media Receiver with Alpine S-Series S2-S40 4" 140 Watts 2-Way Hi-Res Car Audio Coaxial Speakers & Absolute KIT10 10 Gauge / 800 Watt Complete Amplifier Hookup Installation Kit Bundle

Newly redesigned and Hi-Res Audio Certified, the Next-Generation S-Series S2-S40 4” Coaxial Speakers offer a new standard in entry-level sound performance.

We packed supreme capability into these speakers using highly effective materials and proprietary design elements. The lightweight woofer cone, crafted from a combination of polypropylene, glass fiber, and mica materials, serves up the essential high output / low distortion sound required for High-Res Audio performance. Alpine S-Series speakers feature increased magnet sizes for more power handling and the best mid-bass performance in their category.

General Features:

  • 4" 2-way Coaxial Car Speakers
  • Peak Power Handling: 280 watts per pair / 140 watts each
  • RMS Peak Power: 90 watts per pair / 45 watts each
  • Polypropylene cone material
  • Rubber speaker surround
  • High Amplitude Multi-Roll (HAMR) surround
  • HI-RES Certified
  • 3/4" Silk Dome Tweeters
  • Ferrite magnet motor structure
  • Top-mount Depth: 1-3/4"
  • Cutout Dimensions: 3-11/16"
  • Impedance: 4 ohms
  • Frequency Response: 90 - 40000 Hz
  • Sensitivity: 86 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

This product can expose you to, known to the State of California, to cause cancer. For more information, go to