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Overview

🔥 Hot Sale – The 2026 Model Has Arrived! 🔥Canada’s best-selling karaoke system is here! Bring the thrill of live performance home with the PEAK ONYX HARMONY+ LONG RANGE Stage IV NAUTALION — engineered for audiophile precision and powerful, immersive sound. Crafted with carbon-fiber cones and aluminum housing for pure performance. Don’t wait — this model’s selling fast!

PEAK Karaoke ONYX HARMONY+ LONG RANGE | NAUTALION STAGE IV System -5000W

Model: PK-SYS-394
Web Code: 19607665
Sold and shipped by | 5.0 seller rating (10 reviews)

Sale ends: *

Available for deliveryAvailable online only

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Seller Return Policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • (Box #1) Bluetooth PEAK Karaoke Amplifier EK-5000/ PK-AMP-300
  • Remote control
  • (Box #2) x4 UHF Harmony+ Wireless Rechargeable Microphones PK-MIC-050 with a long Range Powered Receiver
  • Mic Foam covers for protection and audio excellence
  • Neck stands to prevent from rolling
  • Charging cable
  • (Box #3) Two NAUTALION STAGE IV Speakers PK-SPK-004 (1000W EACH)
  • (Box 4) Custom PEAK Speaker Stands (x2)
  • Speaker Wire for 2 speakers

🎤 PEAK ONYX HARMONY+ LONG RANGE Stage IV NAUTALION Karaoke System – 5000W

Model: PK-SYS-394

Bring the thrill of live performance home with the PEAK ONYX HARMONY+ LONG RANGE Stage IV NAUTALION Karaoke System — a masterfully engineered setup that fuses audiophile precision with show-stopping power. Crafted from high-density acoustic alloys, carbon-fiber composite cones, and brushed aluminum housings, every component is built to deliver a rich, immersive soundstage worthy of a true performance venue.

As the karaoke night turns into a full-blown dance party, this system keeps the energy pumping and the music flowingwithout missing a beat.

⚙️ Peak Power & Precision Sound

Powered by a 5000-watt amplifier, the PK-AMP-300 delivers clean, distortion-free output with stunning clarity and dynamic punch. Its oversized toroidal transformer and oxygen-free copper (OFC) circuitry ensure pure signal flow and studio-grade sound quality across all frequencies.

The advanced DSP architecture refines every detail — balancing tone, controlling echo, and shaping reverb to perfection — giving you professional-level performance with every song.

đź”— Seamless Connectivity

The Nexus-grade control hub integrates effortlessly with any setup:

Bluetooth for instant wireless streaming

SPDIF / Optical Input for high-resolution, lossless sound

Line-In / Line-Out for home receivers and analog systems

USB Charging Port and 3 Mic Inputs for total flexibility

🎤 HARMONY+ LONG RANGE Wireless Microphones (x4)

Enjoy the freedom to perform anywhere with four professional-grade wireless microphones featuring up to 150 ft of range. Each mic includes built-in volume, echo, treble, and bass controls, and is constructed from precision-milled aluminum for a solid, premium feel.

The powered receiver eliminates downtime — no charging required — and DSP-tuned circuitry keeps vocals clean and perfectly balanced for duets or multi-performer use.

🔊 NAUTALION Stage IV 5-Way Speakers (x2)

Engineered from carbon-fiber composites and die-cast aluminum baskets, these 5-way speakers deliver lifelike sound with incredible depth and clarity.

Each cabinet features:

A 10" high-rigidity woofer for deep, controlled bass

Dual midrange drivers for balanced warmth

Dual silk-dome tweeters for shimmering highs

Rated at 1000W each, the NAUTALION Stage IV speakers ensure precise imaging and breathtaking dynamics. Includes PK-STD-003 carbon-steel stands and PK-CBN-812 premium OFC speaker cables for maximum fidelity.

đź–¤ Design & Build

Finished in matte obsidian black with subtle silver accents, the ONYX HARMONY+ blends elegance with strength. Its compact yet commanding design integrates seamlessly into living rooms, home theatres, and entertainment spaces — a perfect balance of form and function.

📦 Package Includes

PK-AMP-300 ONYX Series Amplifier/Mixer with Remote

4Ă— PK-MIC-090 HARMONY+ LONG RANGE Wireless Microphones with Powered Receiver

2Ă— PK-SPK-004 NAUTALION Stage IV 5-Way Speakers

2Ă— PK-STD-003 Premium Speaker Stands

PK-CBN-812 Oxygen-Free Copper Speaker Wires

🌟 Unrivaled Performance

From the warmth of its analog pre-stage to the precision of its DSP engine, the ONYX HARMONY+ delivers purity, power, and emotion in every note. It’s more than just a karaoke system — it’s a professional performance suitedisguised as elegant home audio.

Transform every gathering into an unforgettable performance.

PEAK ONYX HARMONY+ LONG RANGE Stage IV NAUTALION — where power meets precision, and every voice becomes extraordinary.

Product Condition
Brand New
Bluetooth
Yes
Highest Output Power Watts
5000 W
Mono or Stereo
Stereo
Echo Control
Yes
Mic Volume
Yes
Master Volume
Yes
Balance (music/vocal)
Yes
Auto Voice Control
No
Cassette
No
Cassette Recording
No
Cassette Dubbing
No
Cassette Auto Stop
No
Display: CD / CDG / DVD
No
Display: Function
Yes
Display: Jack
Yes
Display: MIC
Yes
Display: Headphone
No
Display: AUX
Yes
Display: DC Jack
Yes
Display: TV Out
No
AC Plug Voltage
110V/220V (DUAL)
DC Jack Voltage
12 Volts DC
Battery Type
None

Product Features

Colour
BLACK AMP, BLACK METAL MIC w/ GREEN & RECIVER WITH DOCKING CRADLE, BLACK & GOLD NAUTALION STAGE IV SPEAKERS
Operating environment
Indoor
Other Features
The Onyx Series takes karaoke sound to a professional level with its built-in DSP audio processor, which intelligently smooths out vocals, balances tone, and enhances clarity — making every singer sound their best. The Harmony+ wireless microphones feature a powered receiver that’s always plugged in, so there’s no need to charge, ever. Each mic is crafted from durable all-metal casing for a solid, premium feel and lasting performance. Completing the setup, the Nautalion Stage IV speakers are tru
Width
29 cm
Height
11 cm
Depth
24 cm
Width (Inches)
11.4 in
Height (Inches)
4.3 in
Depth (Inches)
9.4 in
Weight
10.14 kg

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
DJ and karaoke equipment
Return/Exchange Period
30 days
Condition
Unopened