Specifications
Type: Active (Powered) Subwoofer Enclosure
Series: Diamond Audio DES Microbox Series
Driver Size: 10-inch (254mm) Subwoofer
Amplifier Type: Built-In Class D Monoblock
Power Handling (RMS): 400W
Power Handling (Peak): 800W
Nominal Impedance: 2Ω (Integrated Amplifier Load)
Frequency Response: 28Hz – 250Hz
Signal-to-Noise Ratio: >90dB
THD (Total Harmonic Distortion): <0.05%
Low-Pass Crossover: 50Hz – 250Hz (Variable)
Subsonic Filter: 20Hz (Fixed)
Bass Boost: 0 – +12dB @ 45Hz
Phase Control: 0° / 180° Switchable
Input Type: RCA Low-Level / High-Level (Speaker Input with Auto Turn-On)
Remote Control: Wired Bass Level Knob Included
Enclosure Type: Slot-Vented (Ported) MDF Construction
Cone Material: Non-Pressed Paper with Reinforced Fiber Layer
Surround: High-Roll Butyl Rubber
Voice Coil Diameter: 2.5-inch (63.5mm) High-Temperature Copper
Magnet Structure: High-Energy Ferrite Motor
Cooling System: Vented Pole Piece + Integrated Amplifier Heat Sink
Terminal Type: Spring-Loaded Nickel-Plated Binding Posts
Enclosure Material: ¾" MDF with Internal Bracing
Finish: Black Automotive Carpet with Diamond Logo Badge
Grille: Included – Protective Steel Mesh
Dimensions (L×W×H): 20.5" × 13.0" × 13.5" (521 × 330 × 343mm)
Weight: 36 lbs
Warranty: 1-Year Manufacturer Warranty
Performance Specs
• Fully active 10-inch subwoofer enclosure with integrated high-efficiency Class D amplifier.
• Delivers tight, deep, and musical bass in a compact, plug-and-play design.
• Slot-vented port ensures powerful low-frequency extension and smooth airflow.
• Optimized for clean, dynamic performance without the need for external amplification.
• Perfect for quick, reliable bass upgrades in vehicles with limited space.
Key Features
• Built-In Class D Amplifier – Delivers efficient, high-output bass power.
• Slot-Vented Enclosure – Increases efficiency and extends low-frequency response.
• Plug-and-Play Integration – Accepts both low- and high-level inputs.
• Remote Bass Control – Adjust subwoofer level directly from the driver’s seat.
• Reinforced Paper Cone – Balanced tone and strength for precise bass.
• Heavy-Duty MDF Construction – Durable, acoustically tuned, and carpet-wrapped.
• Diamond Audio Engineering – Matched driver and amplifier for optimal performance.
Performance Integration Notes
• Ideal Pairing: Diamond DES or MICRO full-range amplifiers for complete system balance.
• System Compatibility: Automotive, Truck, and SUV Installations.
• Recommended Use: Self-powered subwoofer upgrade for space-limited installations.
• Installation Location: Cargo area, trunk, or behind seat.
• Installation Time: Approx. 30–45 minutes.
• Pro Tip: Use a dedicated 8AWG power line with 30A inline fuse for best amplifier stability and long-term reliability.
