🎵 MB Quart MBQRT2-S7R – 500W 7-Speaker Polaris RZR Trail Audio Roof w/ 7" LED Source & 32" Light Bar
Turn your Polaris RZR Trail into a trail-ready concert rig.
The MB Quart MBQRT2-S7R is a complete, vehicle-specific
500 watt, 7-speaker audio roof built around the
GMR7V1 7" waterproof touchscreen CarPlay® source unit.
It packs six 6.5" powersports coaxials, a 10" subwoofer, a 500W 5-channel
Class-D amplifier, and an integrated 32" half-optic RGB LED light bar,
all inside a high-impact HDPE roof built just for RZR Trail models.
🔥 Key Highlights
- 💥 500W total system power – single 5-channel Class-D amp runs all seven speakers.
- 🔊 7-speaker audio roof – six 6.5" coaxials + one 10" subwoofer for full-range sound and real bass hit.
- 📱 GMR7V1 7" waterproof touchscreen with Apple® CarPlay®, AM/FM/WB, Bluetooth, dual video inputs & more.
- 🌈 Integrated 32" half-optic RGB LED light bar – trail lighting plus color accent built into the roof.
- 💧 IPX67 marine-grade design – sealed against water, mud, dust, and off-road abuse.
- 🧩 Vehicle-specific HDPE composite roof enclosure for Polaris RZR Trail (2021-current).
- 🔌 Plug-and-play wiring with pre-measured harnesses for a clean install.
- 🕒 Quick, OEM-style installation on the stock roll cage with basic hand tools.
🔊 System Breakdown
🎚 GMR7V1 7" Touchscreen Source Unit
- 7" waterproof LED touchscreen with Apple® CarPlay® integration.
- AM / FM / Weather Band / Bluetooth® built in.
- Onboard RGB lighting controller to run the roof LEDs and 32" light bar.
-
Auxiliary switching system for controlling added accessories from the screen.
-
Dual-zone audio for independent control of cabin vs. subwoofer levels.
-
Dual video inputs + 1 video output (compatible with backup / accessory cameras).
- Two USB Type-A inputs, one aux input, and pre-amp outputs for expansion.
- Controls via master volume knob, 4 hard keys, and capacitive touchscreen.
⚡ Amplification
-
500W 5-channel full-range Class-D amplifier tuned for UTV use.
- Drives all six full-range speakers plus the 10" subwoofer with clean, efficient power.
🎼 Full-Range Speakers
-
Six 6.5" powersports-specific coaxial speakers optimized for open-cab riding.
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Composite midrange cones for deep, accurate midbass response.
-
0.75" titanium dome tweeters for crisp, high-frequency detail that cuts through wind and engine noise.
🔊 Subwoofer
-
One 10" application-specific subwoofer integrated into the roof assembly.
- Designed to deliver strong low-frequency impact without giving up cabin/storage space.
🏗 Enclosure & Construction
-
High-impact HDPE composite roof enclosure – rigid, durable, and UV-resistant.
- Purpose-built mold to follow the lines of the RZR Trail roof and roll cage.
- Integrated 32" half-optic RGB LED light bar for forward lighting and style.
📡 Connectivity & Control
-
Bluetooth® 5.0 wireless streaming.
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Secure Simple Pairing™ for fast, stable device connection.
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Memory Sync – remembers the last paired device and reconnects automatically.
- Bluetooth range up to ~32 ft (line-of-sight).
- Dual USB Type-A jacks for media, firmware, and device charging.
📊 Technical Specifications
| Model |
MBQRT2-S7R |
| System Type |
All-in-one UTV audio roof |
| Total Power |
500 watts (single 5-channel Class-D amplifier) |
| Speakers |
6 × 6.5" coaxial speakers + 1 × 10" subwoofer (7 speakers total) |
| Source Unit |
GMR7V1 7" waterproof touchscreen with Apple® CarPlay® |
| Frequency Response |
20 Hz – 20 kHz (system) |
| Bluetooth Version |
5.0 (Secure Simple Pairing™) |
| Bluetooth Range |
Up to ~32 ft |
| Inputs |
2 × USB Type-A, 1 × Aux, 2 × video in, 1 × video out, pre-amp outputs |
| Light Bar |
32" integrated half-optic RGB LED light bar |
| IP Rating |
IPX67 (marine grade) |
| Color |
Black |
| Enclosure Material |
High-impact HDPE composite |
| Weight |
Approx. 66 lbs |
| Overall Dimensions |
Approx. 45" × 12.5" × 44.25" |
| Warranty |
1-Year (manufacturer) |
| Condition |
New |
🚙 Vehicle Fitment
Designed specifically for:
- Polaris RZR Trail – 2021 and newer (2-seat models)
Fits OEM RZR Trail roll cage only. Not universal.
🛠 Installation & Wiring
- Bolts to the factory Polaris RZR Trail roll cage using the included brackets and hardware.
- Includes pre-measured plug-and-play harnesses for power, speakers, and source unit.
- No cutting of the dash or major fabrication required for standard installations.
- Two-person lift recommended due to roof size and weight.
📦 What’s Included
- Complete MBQRT2-S7R Polaris RZR Trail audio roof assembly.
- Pre-installed GMR7V1 7" touchscreen source unit.
- Pre-installed 6 × 6.5" powersports coaxial speakers.
- Pre-installed 1 × 10" powersports subwoofer.
- Pre-installed 500W 5-channel Class-D amplifier.
-
32" integrated half-optic RGB LED light bar.
- Pre-terminated wiring harnesses, fuse/relay components, and mounting hardware.
- Owner’s / installation manual.
🎯 Ideal For
- RZR Trail riders who want a clean, factory-style roof system with big, clear sound.
- Anyone who wants Apple® CarPlay®, Bluetooth audio, RGB lighting, and a 32" light bar in one package.
- Trail, ranch, and weekend rigs where space is limited but volume and clarity matter.
Note: Always confirm fitment for your exact year and trim of Polaris RZR Trail before ordering.
Professional installation is recommended for best performance, reliability, and weather sealing.
