HiFi Bluetooth 5.0 Digital Energy Amplifier Stereo 2/4 Channel Audio Amp 50W x 4

Worth: $69.99
(as of Aug 09,2023 06:57:41 UTC – Particulars)

Product Description

Product Highlights

Multi-Room Music System

Can join 4 audio system (two pairs) on the similar timeIf solely join 2 audio system, it may join one other M4 amplifier to attach extra audio system. On this means, one audio sign might be shared in a number of rooms

A number of Audio Inputs

Two units of RCA inputsBluetooth 5.0 inputU-Disk inputU-Disk helps MP3, WAV, APE, FLAC and WMA lossless codecs

4 Channel Amplifier

4 teams of speaker sockets outputs and 4 channel can output on the similar time Every channel can attain 50W most powerEach channel has unbiased quantity management knob

Cheap Circuit Format

Concise wiringHigh-quality componentsHiFi clear sound and very long time steady work

Packing Checklist:

1*M4 Amplifier

1*24V/4.5A Energy Provide

1 Set*Uncooked Cable Speaker Jacks

1*Handbook

Douk Audio M4

Parameters:

Mannequin: Douk Audio M4Channel: 2.0 / 4.0Bluetooth model: 5.0Working voltage: DC 12-24VColor: BlackDimensions(W*D*H): 128*134*33mm / 5.04*5.28*1.30inNet weight: 540g / 1.19lbPackage weight: 1100g / 2.43lb

Audio enter: Bluetooth/Stereo RCA/U-disk

Audio output: speaker sockets

U-disk help format: MP3, WMA, APE, FLAC, WAV…

U-disk capability: max 32G

Speaker impedance: 2~8ohm

Max output energy: 50W*4 (4Ω load)

SNR: ≥98dB; THD: ≤0.04%(1kHz 1W); Enter sensitivity: 0.775V

Frequency Response: 20Hz-20KHz(±3dB)

CH3/CH4 As Audio Enter:

CH3/CH4 As Audio Output:

Entrance & Again Panel Introduction:

Sort

4-CH Bluetooth Amplifier

2.0 Bluetooth Amplifier + Energetic SUB Amp

2.1/2.2 Bluetooth Amplifier

4-CH Bluetooth Amplifier

Passive SUB & Mono Channel Amplifier

Tube Preamp + Headphone Amp

Energy

50W x 4 @4ohm

160W x 2 @4ohm

100W + 50Wx2 @4ohm

45W x 4 @4ohm

100W @2Ω ; 70W @4Ω ; 50W @8Ω

160mW 32Ω load (Headphone)

Blutooth Model

5.0

5.0

5.0

4.0

–

5.0

Enter

Bluetooth + RCA + U-Disk

Bluetooth + RCA + U-Disk

Bluetooth + RCA + U-Disk

Bluetooth + RCA + U-Disk + SD Card

RCA

Bluetooth + RCA + USB

Output

Passive Audio system / One other M4 Amp

Passive Audio system + Energetic SUB

Passive Audio system + Passive SUB & Energetic SUB

Passive Audio system

Passive Subwoofer / Mono Passive Speaker

Headphone + Amplifier + Energetic Audio system

THD

≤0.04%

≤0.04%

≤0.04%

≤0.4%

≤0.03%

≤0.01%

SNR

≥98dB

≥98dB

≥98dB

≥80dB

≥106dB

≥103dB

Included Energy Provide

24V 4.5A

32V 5A

24V 4.5A

12V 5A

19V 4.74A

12V 1.5A

Speaker Impedance

2~8ohm

2~8ohm

2~8ohm

2~8ohm

2~8 ohm

–

Supporting wired 2 teams of stereo RCA and wi-fi Bluetooth 5.0 enter, suitable with commonest audio gadget equivalent to telephones, computer systems, TVs, MP3, TV, CD gamers and many others. With U-disk enter, it may be used as a digital music participant, supporting MP3, WAV, APE, FLAC and WMA lossless codecs.
With 4 teams of speaker sockets output, they will output on the similar time and every channel with unbiased quantity management. Its max output energy can attain 50W×4, and geared up with high-quality 24V/4.5A energy provide, sufficient to drive most house audio system.
Cheap circuit structure, concise wiring and high-quality elements to make sure HiFi clear sound and very long time steady work. Separate design of small and enormous sign circuit for higher circuit safety. Distinctive Bluetooth design with none exterior antenna, very sensible and exquisite.
Propersize with beautiful look, aluminum alloy case is CNC machined and with anodizing course of, extra trendy and sturdy, very appropriate for house, workplace and desktop audio system use.