Alpine KTA-450 + S2-S69C 4-Channel Power Pack Amplifier, 6x9" Component Speaker & Accessory Bundle

Upgrade your vehicle audio system with this Alpine and Absolute USA performance bundle featuring the compact Alpine KTA-450 4-channel Class-D Power Pack amplifier, Alpine S2-S69C Next-Generation S-Series 6x9-inch component speakers, Absolute TW500 Super Tweeters, BT1700 electrical tape, and a universal mobile phone holder. This package combines compact amplification, Hi-Res Audio Certified speaker performance, enhanced high-frequency output, and useful installation accessories in one convenient bundle.

General Features

• Alpine KTA-450 4-Channel Class-D Power Pack Amplifier

• Alpine S2-S69C Next-Generation S-Series 6x9" Component Speaker Set

• Hi-Res Audio Certified Speaker System

• Absolute TW500 Super Tweeters

• Absolute BT1700 Electrical Tape

• Universal Mobile Phone Holder

• Compact Space-Saving Amplifier Design

• Alpine Dynamic Peak Power Technology

• 50 Watts RMS x 4 at 4 Ohms

• 45 Watts RMS x 4 at 2 Ohms

• Up to 100 Watts Dynamic Peak Power x 4

• 6x9" Component Woofers

• 3" Mid-Range Speakers with Integrated 3/4" Tweeters

• In-Line Crossovers

• Frequency Response up to 40kHz

• H.A.M.R. Surround Technology

• Polypropylene, Glass Fiber & Mica Cone Construction

• Designed for Custom Automotive Audio Systems

Alpine KTA-450 4-Channel Power Pack Amplifier

The Alpine KTA-450 is a compact 4-channel Class-D amplifier designed to add substantial power to a vehicle audio system without requiring the space of a conventional full-size amplifier. Measuring approximately 7" wide x 3.5" high x 1.25" deep, its compact chassis allows flexible installation in space-limited locations.

Alpine Dynamic Peak Power

• Alpine DPP – Dynamic Peak Power Technology

• Provides Additional Output During Dynamic Musical Passages

• Up to 100 Watts x 4 Dynamic Peak Power

• Designed to Deliver Strong Musical Impact from a Compact Amplifier

KTA-450 Power Output

• 50 Watts RMS x 4 at 4 Ohms @ 14.4V

• 45 Watts RMS x 4 at 2 Ohms @ 14.4V

• 100 Watts Dynamic Peak Power x 4 at 4 Ohms

• 100 Watts Dynamic Peak Power x 4 at 2 Ohms

KTA-450 Specifications

• Amplifier Type: 4-Channel Class-D

• THD at 10W / 4 Ohms: Less Than 0.2%

• THD at 10W / 2 Ohms: Less Than 0.1%

• THD at Rated Power / 4 Ohms: Less Than 0.1%

• THD at Rated Power / 2 Ohms: Less Than 0.1%

• Signal-to-Noise Ratio: Greater Than 85dB at 1W / 4 Ohms

• Frequency Response: 15Hz-50kHz, +0/-3dB

• RCA Input Sensitivity: 0.152-2.80V

• Speaker-Level Input Sensitivity: 0.33-6.05V

• Crossover: Variable HPF / LPF

• Crossover Settings: Off / 60Hz / 80Hz / 120Hz

• Dimensions: 7"W x 3.5"H x 1.25"D

• Weight: Approximately 1.3 lb

• PowerStack Compatible

Compact Installation Design

• Compact Power Pack Chassis

• Designed for Space-Limited Installations

• Recessed 22-Pin Harness Connection

• Helps Keep Wiring Organized

• PowerStack Mounting Bracket Included

• Compatible with Supported Alpine PowerStack Installations

• Alpine iLX-W650 Receiver Sold Separately

Alpine S2-S69C Next-Generation S-Series 6x9" Component Speakers

The Alpine S2-S69C is a Hi-Res Audio Certified component speaker system designed to deliver detailed highs, clear midrange, and strong bass response. The 6x9-inch woofers use a composite cone made from polypropylene, glass fiber, and mica for lightweight performance, high output, and reduced distortion.

S2-S69C Speaker Features

• Next-Generation Alpine S-Series

• 6x9" Component Woofer System

• 3" Mid-Range Speakers

• Integrated 3/4" Tweeters

• Hi-Res Audio Certified

• Frequency Response up to 40kHz

• Up to 85 Watts RMS Power Handling

• Up to 260 Watts Peak Power

• Polypropylene, Glass Fiber & Mica Cone

• H.A.M.R. High-Amplitude Multi-Roll Surround

• In-Line Crossovers

• Designed for OEM-Style Fitment

• Compatible with Alpine KTE-S69G Speaker Grilles

• KTE-S69G Grilles Sold Separately

H.A.M.R. Surround Technology

Alpine's High-Amplitude Multi-Roll surround technology allows increased cone movement while helping maintain accurate control at higher output levels.

• Increased Woofer Excursion

• Designed for Stronger Bass Response

• Helps Maintain Accurate Cone Movement

• Designed for High Output with Reduced Distortion

S2-S69C Specifications

• Woofer Size: 6x9"

• Mid-Range Size: 3"

• Tweeter Size: 3/4"

• Speaker Type: Component System

• RMS Power Handling: Up to 85 Watts

• Peak Power Handling: Up to 260 Watts

• Frequency Response: 65Hz-40kHz

• Certification: Hi-Res Audio Certified

• Cone Material: Polypropylene, Glass Fiber & Mica

• Surround Type: H.A.M.R.

• Mid-Range / Tweeter: 3" Mid-Range with Integrated 3/4" Tweeter

• Crossovers: In-Line

• Fitment: OEM-Style

• Compatible Grille: Alpine KTE-S69G, Sold Separately

Absolute TW500 Super Tweeters

Add extra high-frequency presence to the system with the included Absolute TW500 Super Tweeters.

• One Pair of Super Tweeters

• High-Efficiency High-Frequency Design

• Compact Construction

• Suitable for Factory & Aftermarket Audio Systems

• Designed for Custom Car Audio Installations

• Helps Add Brighter, More Pronounced High Frequencies

Absolute BT1700 Electrical Tape

The included Absolute BT1700 electrical tape is ideal for insulating, securing, and organizing compatible automotive wiring connections during installation.

• Automotive Electrical Tape

• High-Adhesion Design

• Heat-Resistant Construction

• Flexible PVC Material

• Suitable for Car Audio Wiring & Installation

Universal Mobile Phone Holder

The included universal phone holder provides a convenient mounting solution for keeping a compatible smartphone accessible while driving.

• Universal Smartphone Compatibility

• Adjustable Viewing Angle

• Secure Grip Design

• Suitable for Navigation & Music Control

• Convenient In-Vehicle Installation

What's in this Package

• (1) Alpine KTA-450 4-Channel Power Pack Amplifier

• (1) Alpine S2-S69C Next-Generation S-Series 6x9" Component Speaker Set

• (1 Pair) Absolute TW500 Super Tweeters

• (1) Absolute BT1700 Electrical Tape

• (1) Universal Mobile Phone Holder

Installation Notes

• Verify speaker size, mounting depth, impedance, and vehicle compatibility before installation.

• The Alpine KTA-450 includes its manufacturer-supplied input/output/power harness and mounting hardware.

• The Alpine S2-S69C includes the matching 3" mid-range / 3/4" tweeter assemblies and in-line crossovers as part of the component system.

• Alpine KTE-S69G speaker grilles are sold separately.

• Additional wiring, speaker adapters, mounting brackets, amplifier integration equipment, or vehicle-specific accessories may be required.

• PowerStack compatibility applies only to supported Alpine receiver installations.

• Professional installation is recommended for proper system integration and performance.

California Proposition 65 Warning

This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.