This Model Has Been Discontinued
D4.90
D Series 4 Channel

Search Authorized DD AUDIO Dealers Near You
SubWFour
Subwfour, Elpidio Quirino Avenue, Poblacion District, Davao City, Davao del Sur, Philippines
TECNORADIO
Via P. Ovidio Nasone, Sant\'Egidio alla Vibrata, Province of Teramo, Italy
Triple R Electronics / Distributor
88-90 Cipero Street, San Fernando, Trinidad and Tobago
Viinamäen auto ja konekorjaamo
Viinamäentie 123 73200 Varpaisjärvi, Lapinlahti
VISUAL ACOUSTICS QUALITY
PROSOPSI SE MI KATASKEUASMENO PEZODROMIO ANONIMOS 0 NUM 56430 STAUROUPOLI N. THESSALONIKI, GREECE
Boxboys Audio Sound Solutions
3902 Albert Pike Rd, Hot Springs National Park, AR, USA
Ariel Corporation LTD.
68-43 Cheongcheon 1(il)-dong, Bupyeong-gu, Incheon, South Korea
Bristol Sound – Electronic Warehouse
2604 South Bristol Street, Santa Ana, CA, USA
The D4.90’s compact chassis and powerful output section are perfect for today’s space-constrained vehicles.
Its robust feature set includes high-level inputs with summing which makes it possible to seamlessly integrate into many of today’s OEM audio systems without needing an external signal adaptor. It also features a double sided-conformal coated PCB, angle lock set screw terminals, HP/LP/BP crossover networks, and an input selection switch.
D4.90
Test Voltage: | 14.4 |
Input Channel(s): | 1 |
Output Channel(s): | 4 |
Continuous Wattage @4ohm: | 90 x 4 / 240 x 2 |
Continuous Wattage @2ohm: | 120 x 4 |
Max Current Draw (Amps): | 45 |
RCA Input Voltage Sensitivity: | 200mV - 6V |
RCA Input S/N: | > 80dB |
THD: | < 0.3% |
Pass Thru Output: | Yes |
Power Wire Gauge: | 4 |
Speaker Wire Gauge: | 12 |
Dimensions (Inches): | 9 x 5 x 2 |
Dimensions (MM): | 233 x 125 x 47 |
Price (USD): | 279 each |
The D Series amplifiers are designed to be the best amps on the market for the everyday mobile audio enthusiast. These class D amplifiers feature compact chassis, superb sound quality, reliable circuits, and powerful output sections. They’re available in several channel and power configurations assuring there is a D Series amp to power your system.

Support Small Business and Enjoy Expert Installation
We believe in supporting brick and mortar dealers and have carefully partnered with small businesses who can provide quality installation and customer satisfaction befitting DD AUDIO® equipment.
Check with your local dealer for stock and promotional discounts.