Experience deep, controlled bass with the Diamond Audio DES Series 1-Channel Monoblock Class D Amplifier, engineered for premium car audio systems that demand precision, power, and efficiency. As part of the flagship Diamond Elite DES Series, this amplifier is designed from the ground up to deliver dynamic sound performance and optimal power at multiple impedance levels.

Built with advanced Class D digital amplifier technology, the Diamond Audio DES monoblock amplifier delivers 400W RMS at 4 ohms, 500W RMS at 2 ohms, and 500W RMS at 1 ohm, providing strong, consistent output for subwoofers in a wide range of system configurations. Its efficient design minimizes heat while maximizing output, ensuring reliable performance during extended listening sessions.

Engineered with the latest digital chipset and full PWM power supply, this high-performance monoblock amplifier offers excellent signal accuracy with low distortion (0.05% THD) and an impressive signal-to-noise ratio up to -98.9dBA, delivering clean, distortion-free bass reproduction.

Fine-tune your subwoofer system with a variable low-pass crossover (35Hz–350Hz), allowing precise control over low-frequency output. The Diamond Audio DES amplifier also features balanced differential inputs for noise-free signal transmission and a high damping factor (>250) for improved subwoofer control and tighter bass response.

Installation flexibility is enhanced with multiple auto turn-on options (VOX, DC offset, and REM), making integration seamless with both factory and aftermarket head units. Built-in short circuit, thermal, and voltage protection ensures long-term durability and safe operation.

Key Features:

• 1-channel monoblock Class D amplifier
  
• 400W @ 4Ω / 500W @ 2Ω / 500W @ 1Ω RMS power
  
• Diamond Elite DES Series flagship performance
  
• Advanced digital chipset with full PWM power supply
  
• Variable low-pass crossover (35Hz–350Hz)
  
• VOX / DC / REM auto turn-on options
  
• Balanced differential inputs for clean signal
  
• High damping factor for tight, controlled bass
  
• Compact, premium design for easy installation

The Diamond Audio DES Monoblock Amplifier delivers powerful, precise, and distortion-free bass, making it the ultimate solution for high-end car audio subwoofer systems seeking superior performance and control.

Shipping Policy

DBs Car Audio is proud to offer fast & free shipping on all items listed in our store!!

Shipping Methods and Transit Times

DBs Car Audio ships orders from our Kissimmee, Florida location. On occasion, orders will be fulfilled directly by the manufacturer or distributor in order to reduce the shipping time..

Order Tracking

Once an order has been shipped, we send our customers an email with the tracking number for the order. Click on the tracking link in the email to follow the location of the package on the carrier's website. If you did not receive a tracking number by email or need to confirm the tracking information, please contact call us at 1-800-927-9390

Signature Required

Due to the valuable contents of some shipments, DBs Car Audio will only require a signature upon delivery if the order is over $500. Such guidelines will not be overruled upon the customer's request. Please understand that this is a security measure taken by our Company to ensure the safe delivery of each package and guarantee excellent service. Many of our third-party shipping carriers and payment companies require signatures upon delivery to protect against fraud and theft. Customers may request a signature upon delivery by emailing us at dbscaraudiofl@gmail.com.

Shipping Policy Disclaimer

Delivery estimates do not apply to items shipped directly from the manufacturer, nor out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 continental states.

Standard delivery time for domestic customers will average from 2-4 business days, but can take longer in some cases. Saturday, Sunday and national holidays are not considered business days for delivery purposes.

Our Shipping Guarantee applies only to shipments delayed due to our service failure. We will not guarantee shipments that are delayed due to an act of god (ex: weather), a catastrophic event, or failure by our delivery partners. Our guarantee is also voided if incorrect billing or shipping information is given and results in your order being delayed to its destination. Our guarantee is also void if no one is available to sign for shipment when delivery attempt is made if a signature is required.