SPECIFICATIONS

Brand Name: Douk Audio

Channels: 2 (2.0)

DOUK AUDIO Model: A5

High-concerned chemical: none

Maximum Power Per Channel: Above 200W

Origin: Mainland China

Package: Yes

Features

HiFi Sound with Adjustable High-Pass Filter: This TPA3255 amplifier features an adjustable high-pass filter (HPF) 30-200Hz to refine mid-high frequencies while minimizing low-frequency interference. Perfect for bookshelf or passive speakers, it enhances clarity and creates a dynamic soundstage ideal for home stereo and theater audio systems.

Easy Customization with Plug-and-Play Op-Amps: Upgrade your sound effortlessly! Douk Audio A5 includes a tempered glass access panel for quick op-amp replacements, allowing audiophiles to tailor sound profiles without disassembling the unit.

PFFB Technology and High-Performance PCB: Built with Post-Filter Feedback technology circuit and a 4-layer immersion gold PCB, this digital amplifier reduces distortion and improves frequency response. Enjoy unparalleled audio precision, enhanced signal integrity, and effective heat management.

Stunning Design for Living Rooms and Studios: Sleek and modern, the compact power amp is equipped with a transparent panel and adjustable internal LED lighting. Multiple color options create a futuristic look, adding sophistication to your home audio setup or studio.

300W×2 Power with Premium Components: Powered by the TPA3255 chip and premium components, A5 delivers distortion-free audio with ultra-low THD (0.002%) which is perfectly compatible with the DAC-Q11. Whether you’re enjoying weekend movie nights, evening music sessions, or after-work relaxation, A5 can deliver exceptional sound quality.

Warm tips

1. The A5 with 2PCS pluggable NE5532 op-amps, can be upgraded by dual op-amps like 2134/2604/5532/2068/muse02 etc.

2. Default comes with 32V/5A power adapter enough for common use, if you want higher power output to drive your speaker better, please prepare it yourself.

Parameters

Brand: Douk Audio
Model: A5
Audio input: Stereo RCA
Audio output: Banana speaker jacks/3.5mm AUX
High-pass filter adjustment range: 30Hz-200Hz
Max. output power: 300W*2 (4Ω)
Matched speaker impedance: 4-8Ω
THD+N: 0.002%
SNR: ≥114dB
Input sensitivity: 2V
AUX rated output level: 3.7V
Frequency response: 20Hz-20KHz (±0.7dB)
Working voltage: DC 24-48V
Dimensions (W*D*H): 130*102*33mm / 5.12*4.02*1.30in
Package dimensions (W*D*H): 265*240*65mm / 10.43*9.45*2.56in
Net weight: 506g / 1.12lb
Package weight: 1.1kg / 2.43lb

Power Output Table of The A5

Power Supply	Speaker Impedance	Rated Output Power
32V/5A	4Ω	78W+78W
	6Ω	71W+71W
	8Ω	65W+65W
36V/6A	4Ω	107W+107W
	6Ω	100W+100W
	8Ω	94W+94W
48V/5A	4Ω	120W+120W
	6Ω	110W+110W
	8Ω	102W+102W
48V/10A	4Ω	250W+250W
	6Ω	210W+210W
	8Ω	185W+185W