Specifications
Type: 2-Way Coaxial Full-Range Speaker
Series: Diamond Audio DMD Series
Speaker Size: 6.5" (165.5 mm)
Configuration: 2-Way Coaxial (Midbass + Tweeter)
Power Handling (RMS): 50 W
Power Handling (Peak): 100 W
Nominal Impedance: 4 Ω
Sensitivity (1W/1m): 90 dB
Frequency Response: 60 Hz – 20 kHz
Midrange Cone Material: Injection-Molded Polypropylene (IMPP) Cone
Surround Material: Rubber Surround
Tweeter Type: 20 mm Silk Dome Tweeter
Crossover Type: Built-In 6 dB/Octave High-Pass Filter
Voice Coil Diameter: 1" (25 mm)
Voice Coil Material: Copper
Voice Coil Former: Aluminum Former
Basket: Stamped Steel Frame with Anti-Resonant Coating
Magnet Type: Ferrite Motor Structure
Mounting Depth: 2.4" (61 mm)
Mounting Cutout Diameter: 5.6" (142 mm)
Overall Diameter: 6.7" (170 mm)
Weight: 3.1 lbs (Pair)
Grill: Included – Diamond Audio Logo Embossed Metal Mesh Grill
Warranty: 1-Year Manufacturer Warranty
Performance Specs
• Balanced full-range sound with smooth, natural midrange and detailed highs.
• 20 mm silk dome tweeter provides warm, non-fatiguing high-frequency performance.
• Polypropylene cone ensures consistent tonal accuracy and long-term reliability.
• Designed for easy drop-in replacement in most factory speaker locations.
• Ideal for both OEM upgrades and entry-level amplifier systems.
Key Features
• Silk Dome Tweeter – Produces clean, refined treble with minimal harshness.
• Polypropylene Cone – Lightweight yet rigid for efficient, accurate sound.
• Rubber Surround – Extends cone life and improves midbass control.
• Factory-Ready Fitment – Designed for easy OEM replacement installation.
• High Sensitivity (90 dB) – Delivers solid performance even on head-unit power.
• Durable Steel Basket – Minimizes resonance for clean acoustic output.
• Diamond Audio Sound Signature – Tuned for clarity, warmth, and balance.
Performance Integration Notes
• Ideal Pairing: Diamond DMD400.4D, DES400.4D, or any 50–75 W RMS per channel amplifier.
• System Compatibility: OEM, aftermarket, or entry-level amplifier systems.
• Recommended Use: Full-range speaker replacement for cars, trucks, or motorcycles.
• Installation Time: Approx. 30–45 minutes.
• Pro Tip: Apply sound-damping material behind the midbass driver for cleaner, tighter low-end response and improved clarity at higher volume levels.
