Marantz Grand Horizon Luxury Wireless Speaker – HEOS Built-In
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Marantz Grand Horizon Luxury Wireless Speaker – HEOS Built-In
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Overview
Make music the centerpiece of your space with the Marantz Grand Horizon. This flagship wireless speaker combines expressive sound, sculptural design, and convenient streaming in one statement piece.
Its circular silhouette, Marantz Radiance seamless fabric, and complementary natural marble base bring a distinctive presence to living rooms and entertainment spaces. Choose from Moon Ray, Midnight Sky, or Marantz Champagne to complement your interior.
Powerful, Detailed Sound
Marantz Rise amplification powers an eight-driver array featuring an 8-inch Gravity bass driver, four 3-inch wideband drivers, and three 1-inch high-frequency drivers. Marantz Mirage digital signal processing shapes the listening experience, while AuraControl provides intuitive interaction.
Music and TV Connectivity
HEOS Built-In brings streaming and compatible multiroom playback together through one app. Apple AirPlay 2, Spotify Connect, and Bluetooth provide additional ways to enjoy your music. HDMI eARC connects a compatible television, while optical and RCA inputs accommodate other audio sources.
Technical Specifications
| Specification | Details |
|---|---|
| Speaker Type | Powered wireless speaker |
| Amplification | Marantz Rise GaN FET |
| Total Amplifier Power | 370W, FTC-rated |
| Driver Configuration | Eight drivers |
| Bass Driver | One 8-inch Marantz Gravity |
| Wideband Drivers | Four 3-inch |
| High-Frequency Drivers | Three 1-inch |
| Frequency Response | 28 Hz–20 kHz, ±3 dB |
| Streaming | HEOS, AirPlay 2, Spotify Connect |
| Bluetooth | Version 5.4 |
| Network | Wi-Fi and Ethernet |
| Inputs | HDMI eARC/ARC, optical, stereo RCA |
| USB Playback | USB-C mass storage |
| Audio Decoding | Includes Dolby Atmos and Dolby TrueHD |
| Weight | 46.9 lbs / 21.3 kg |
| Finishes | Moon Ray, Midnight Sky, Marantz Champagne |
What’s Included
- Marantz Grand Horizon speaker
- Power cable
- HDMI cable
- Quick Start Guide
- Certificate of Authenticity
Setup Notes
Sold individually. Built-in amplification means no separate amplifier is required. AC power is necessary; network streaming requires an internet connection. Music-service subscriptions may be required. Confirm television compatibility when using HDMI eARC.
Experience Marantz at The Grid HiFi
Discover a speaker that brings music and interior design together. The Grid HiFi can help you choose your finish and integrate Grand Horizon into your listening space.
Call (713) 218-8120 for pricing, availability, and personalized assistance.
FAQs
Please read our FAQs page to find out more.
Do you price match?
Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.
Do you offer free shipping?
Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.
Where is your showroom?
We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.
Can I buy online without visiting the showroom?
Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.
Do you offer financing?
Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.
Do you install systems as well as sell equipment?
Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.
Do you provide support after installation?
Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.