Uploaded June 2023 | Updated September 2026, 1 hour ago

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GMR EVOLVED. Introducing the ALL-NEW MB Quart GMR7V1 head unit.

The ALL-NEW flagship leader in MB Quart source units utilizes more customizable audio features and enhancements that add depth to every MB Quart listening experience. It’s time to enhance playback with GMR evolved. Get ready to bring out more details of playback and layers of customizable options with the ALL-NEW GMR7V1 waterproof touchscreen source unit.

Hear everything and control more with the GMR7V1.