


Down4Sound D4S-NMR654 NEO MID Range Speaker - 6.5 Inch 110W RMS 4 OHM
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The D4S-NMR654 is engineered for pro audio systems that demand high-output, lightweight, and ultra-clear midrange performance. Built with a powerful neodymium motor, this speaker delivers exceptional loudness and clarity in tight installations.
Specifications
- Nominal Diameter: 6.5 in (165 mm)
- Power Handling (RMS): 110W
- Sensitivity (1W/1m): 100 dB
- Frequency Response: 150 Hz – 10 kHz
Mounting Information
- Overall Diameter: 6.5 in (165 mm)
- Baffle Cutout Diameter: 5.67 in (144 mm)
- Bolt Circle Diameter: 6.18 in (157 mm)
- Mounting Depth: 2.7 in (56 mm)
- Net Weight: 2.27 lb (1.03 kg)
Thiele/Small Parameters
- Resonant Frequency (Fs): 131 Hz
- Qms (Mechanical): 7.8
- Qes (Electrical): 0.63
- Qts (Total): 0.59
- Vas: 3.8 L
- Cms: 132 µM/N
- BL: 7.2 N/A
- Sd: 14.3 cm²
- Xmax: 2.5 mm
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