
What's Included:
• Alpine ILX-W670 7" Ultra-Shallow Digital Multimedia Receiver with SWC Adapter
• Alpine KTA-450 KTA Series Class D 4-Channel Power Pack Amplifier
Product Description for Alpine ILX-W670-S
What's Inside?
• Digital media receiver
• Wiring harness (15A fuse)
• Preout/Camera harness
• 42" USB extension cable
• GPS antenna (attached 12' cable terminated by a Fakra connector)
• Self-adhesive mount for GPS antenna
• Microphone with bracket (attached 13' cable terminated by a male 2.5mm mono connector)
• (4) Pan-head ISO screws
• (4) Counter-sunk ISO screws
• Quick Reference Guide
• Owner's Manual
Personalized Display Meets Perfect Fit
Enjoy vivid visuals on a 6.75" touchscreen display, designed to fit seamlessly into standard double-din dashboards. Add a splash of personality with 5-color key illumination and make it truly yours with a customizable home screen featuring your own background image.
Stay Connected, Your Way
Plug in for Apple CarPlay® and Android Auto™ to access your favorite apps, enjoy hands-free calls with built-in Bluetooth®, and take your in-car entertainment further with SiriusXM-Ready® capability — all designed to keep you connected and in control on every drive.
Smart Features and Compact Power
Maximize your space with PowerStack™ capability by mounting the Alpine KTA-200M or KTA-450 amplifiers directly to the back, take command of your lighting with Lighting Link Control for compatible PrismaLink™ subwoofers, and fine-tune your audio with the Sound Boost Menu featuring bass, mid-bass, and subwoofer controls.

Product Description for Alpine KTA-450
What's Inside?
• 4-Channel amplifier
• 12" Input/Output/Power harness
• Head unit (iLX-W650) mounting bracket
• (2) Universal mounting brackets
• (4) M5x6mm Allen head machine screws (3mm)
• (2) M2.6x8mm Machine screws
• (4) 3/8" Screws
• (4) 7" Zip Ties
• Owner's Manual (English/ French/ Spanish)
• Warranty information
• On-line product registration information
Full-Range Car Amplifier
If you are using an Alpine iLX-W650 or iLX-W407 multimedia receiver and are looking for the perfect full-range car amplifier to power up your vehicle's audio system, then the Alpine KTA-450 may be what you are looking for.
Alpine's Dynamic Peak Power technology
Although it can work with other receivers, the Alpine KTA-450 is designed to be mounted on the back of the mentioned Alpine receivers above with the help of a PowerStack bracket. Using Alpine's Dynamic Peak Power technology, the amplifier can automatically adjust its gain to produce a more powerful audio output that is perfect for your musical needs.
Class-D amplifier
With its Class-D amplifier, the Alpine KTA-450 can deliver a power output of 50 Watts RMS at 4 ohms and 45 Watts at 2 ohms. It has a sensitivity rate of 83 dB and a frequency response of 15 Hz up to 50 kHz, which are highly impressive figures, considering its tiny chassis.
Weather-Resistant Car Amplifier
This weather-resistant car amplifier comes with a selectable high-pass filter for your audio system's front and rear channels, giving you a more defined audio quality. The Alpine KTA-450 also has a selectable two or 4-input channel, giving you more flexibility in your audio setup.
| Brand | Alpine |
| Specifications | Alpine IlX-W670S |
| Key Features | SiriusXM Ready, USB input, Touchscreen |
| Receiver Size | Double DIN |
| Radio Type | Digital Multimedia (does not play discs) |
| Bluetooth Features | Hands-free Calling, Audio Streaming (A2DP), External Microphone |
| Dedicated Subwoofer Preamp RCA Output | Yes |
| Preamp Voltage | 4 volts |
| Built-In Equalizer | 13-Band Graphic Equalizer with Digital Time Correction |
| Display Type | Capacitive Touchscreen Display |
| Touchscreen | Yes |
| Screen Size | 7" |
| Display Color | Variable |
| Button Color | White |
| Volume Control Type | Buttons |
| Anti-Theft Security | ESN - Electronic Serial Number |
| Wireless Remote | No |
| Peak Power Output | 50 watts x 4 channel |
| RMS Power Output | 16 watts x 4 channel |
| Preamp RCA Outputs | 3 Sets (6-channel) |
| Compatible Smartphones | iPhone (iOS), Android |
| Phone Control | CarPlay, Siri Eyes Free Control |
| Android Control | Android Auto |
| Inputs | Auxiliary (Rear), Backup Camera |
| Outputs | Audio/Video (RCA), 3.5mm MiniJack Audio |
| Steering Wheel Control Compatible | Yes (Accessory required and sold separately) |
| AM/FM Tuner | Yes |
| FM Presets | 18 |
| AM Presets | 12 |
| Radio Data System (RDS) | No |
| Music File Playback Type | MP3, WMA, WAV, FLAC, AAC |
| Specifications | Alpine KTA-450 |
| RMS Power Output (Watts x Channels) | 50 x 4 |
| Peak Power Output (Watts x Channels) | 100 x 4 |
| Power at 2 Ohms (Watts x Channels) | 45 x 4 |
| Bridged Power (Watts x Channels) | 100 x 2 |
| Minimum Impedance Bridged | 4 |
| Minimum Impedance Unbridged | 2 |
| Minimum Impedance | 2 |
| Amplifier Class | D |
| Low-Pass Crossover Frequency | N/A |
| Low-Pass Slope (dB/octave) | N/A |
| High-Pass Crossover Frequency | Off, 60, 80, 120Hz |
| High-Pass Slope (dB/octave) | 12 dB/octave |
| Best Frequency Response | 15-50k Hz |
| THD at Rated RMS Power | 0.01 |
| Signal to Noise Ratio | 82 dB |
| Input Voltage | 14.4v |
| Bass Boost | No |
| Bass Boost Frequency | N/A |
| Fan Cooled | No |
| Fuse Rating | 20 |
| Speaker Level Inputs | Yes |
| Preamp Outputs | No |
| Width (inches) | 7" |
| Height (inches) | 1 3/8" |
| Depth (inches) | 3 9/16" |
| Parts Warranty | 1 Year |
| Labor Warranty | 1 Year |