Down4Sound D4S-NMR654 6.5" Neo Midrange Speaker – 8Ω (110W RMS)

The Down4Sound D4S-NMR654 8Ω is designed for high-efficiency, professional-grade midrange performance in multi-speaker or advanced pro audio systems. Using a Neodymium motor and lightweight cone assembly, it delivers accurate, powerful mids with impressive output and low distortion.

With 100 dB sensitivity and 110W RMS power handling, this 8Ω version offers flexible wiring options for larger, multi-driver systems while maintaining crystal-clear vocal response and tone accuracy.

Key Features:

• 6.5” Neo midrange designed for professional-level performance

• 8Ω impedance for flexible multi-speaker wiring

• Neodymium magnet for lightweight, high-efficiency output

• 110W RMS power handling and 100 dB sensitivity

• Smooth response from 150 Hz – 10 kHz for accurate mids

• Compact mounting depth for universal fitment

• Ideal for pro audio arrays or high-end car builds

Specifications:

• Size: 6.5” (165 mm)

• RMS Power: 110W

• Sensitivity: 100 dB (1W/1m)

• Frequency Range: 150 Hz – 10 kHz

• Impedance: 8Ω

• Magnet Type: Neodymium

• Mounting Depth: 2.2” (56 mm)

• Cutout Diameter: 5.67” (144 mm)

• Bolt Circle Diameter: 6.18” (157 mm)

• Net Weight: 2.27 lb (1.03 kg)

Thiele/Small Parameters:

• Fs: 131 Hz

• Qms: 7.8

• Qes: 0.63

• Qts: 0.59

• Vas: 3.8 L

• Cms: 132 µM/N

• BL: 7.2 N/A

• Sd: 14.3 cm²

• Xmax: 2.5 mm

Precision Engineering:
The D4S-NMR654 8Ω combines high sensitivity and smooth frequency response with the benefits of flexible wiring for advanced audio systems. Its Neodymium motor and precision design ensure accurate, efficient, and distortion-free playback.

Summary:
The D4S-NMR654 8Ω is the ultimate lightweight midrange solution for clean, efficient sound. Perfect for multi-speaker, pro audio, or custom car setups where control and clarity matter most.