Sundown Audio SIA 3500D is Sundown Audio's latest and greatest intelligent full bridge amplifier, the sundown SIA 3500D is power supply is built stronger, heatsink is heavier, and the SIA 3500D features intelligent low voltage technology protecting the amplifier from typical full bridge malfunction.

Smart Cooler (Fan powered by temperature or audio, with 3 speeds)

FEATURES

• Digital Class-D Mono Block Amplifier
  
• Dual MOS-FET PWM Power Supply
  
• 1 Ohm Stable Load
  
• 12 dB/Octave – Variable Low Pass Filter
  
• 0 to 12dB – Variable Bass Boost
  
• 4 Way Protection Circuit (Thermal Voltage Speaker short and DC Offset)
  
• Wired Remote Control with Clipping Indicator

SPECIFICATIONS

• Tested at 14.4 Volts
  
• 1Ohm Mono: 3500W RMS
  
• 2Ohm Mono: 3000W RMS
  
• 4Ohm Mono: 1750W RMS
  
• Recommended Fuse Rating: 300A
  
• Low Pass Filter: 40Hz – 20kHz
  
• High Pass Filter: 10Hz – 1kHz
  
• Level (Bass Boost): 0 – 12dB (50Hz)
  
• Input Sensitivity: 5V Max
  
• Single Noise Ratio: 108dB
  
• Working Voltage: 10.5V – 15.5V DC
  
• Dimensions (Inches): 8.86” x 7.28” x 2.44”

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.