Genuine JL Audio M7-series marine subwoofer designed for infinite-baffle (free-air) installations where you want extreme low-end output without building a dedicated enclosure. This version includes the Gloss White trim ring and Gloss White Classic grille and is the 4Ω single voice coil model.

OEM reference: M7-12IB-C-GwGw-4 (JL Audio PN 010-03285-00)  |  TMP SKU: JLM7-12IB-C-GWGW-4

• Type: 12-inch (300 mm) marine infinite-baffle subwoofer driver
• Power handling (continuous/RMS): 600 W
• Nominal impedance: 4 Ω (single voice coil)
• Recommended amplifier power: 200–600 W RMS (4 Ω stable mono sub amplifier recommended)
• Mounting cutout: 12.0625 in (306 mm)  |  Mounting depth: 7.94 in (202 mm)
• Overall diameter: 14.00 in (356 mm)  |  Bolt hole circle: 12.813 in (325 mm)
• Optimized air volume: designed to work with a large air space behind the driver (≥ 3.0 cu ft / 84.95 L recommended); can also be used in large sealed enclosures (min 2.0 cu ft / 56.6 L)
• Marine-grade build: corrosion/UV-resistant materials and hardware for harsh saltwater environments
• Finish: Gloss White Classic grille + Gloss White trim ring (removable/paintable)
• UPC: 699440936699

Important: This model is the non-LED version (JL’s “-i” variants add Transflective™ RGB lighting). Confirm ratings, specifications and fitment before ordering.