Nobsound HiFi Stereo Bluetooth 5.0 Digital Power Amplifier USB Music Player 2/4 Channel Home Multi Zone Audio Amp Receiver 50W*4
Nobsound HiFi Stereo Bluetooth 5.0 Digital Power Amplifier USB Music Player 2/4 Channel Home Multi Zone Audio Amp Receiver 50W*4
SPECIFICATIONS
Brand Name: Douk Audio
Certification: CE
Channels: 4
DOUK AUDIO Model: M4
Maximum Power Per Channel: 50 W
Model Number: M4
Package: Yes
Nobsound HiFi Stereo Bluetooth 5.0 Digital Power Amplifier – USB Music Player, 2/4 Channel, 50W×4
Upgrade your audio setup with this Nobsound HiFi Stereo Digital Power Amplifier, featuring Bluetooth 5.0 wireless connectivity, USB music playback and multi-channel audio support. With a compact design and up to 50W × 4 output, it is suitable for a variety of home audio and multi-zone speaker applications.
Key Features
- Bluetooth 5.0 – Enjoy convenient wireless audio streaming from compatible smartphones, tablets and other Bluetooth-enabled devices.
- 50W × 4 Output – Designed to provide powerful audio amplification for compatible speaker systems.
- 2/4 Channel Support – Flexible configuration for different audio setups.
- USB Music Player – Supports convenient playback from compatible USB storage devices.
- HiFi Stereo Audio – Designed for clear and balanced sound reproduction.
- Multi-Zone Audio – Suitable for setups requiring audio distribution across multiple speaker zones, depending on configuration.
- Compact Design – Space-saving construction makes it suitable for home entertainment systems and other audio installations.
- Multiple Audio Applications – Suitable for home music, TV audio, speakers and DIY sound systems.
Suitable For
- Home stereo systems
- Living room audio
- Multi-zone speaker setups
- TV and media audio
- Bluetooth music streaming
- DIY audio projects
- Compatible passive speaker systems
Easy Wireless Music
Connect a compatible Bluetooth device to the amplifier and stream your favourite music wirelessly. The USB input also provides a convenient option for playing supported audio files from compatible USB storage.
Important Information
Please check the amplifier's power requirements, speaker impedance, supported audio formats and connection specifications before installation. The stated 50W × 4 output depends on the operating conditions and compatible power supply. This amplifier is intended for use with compatible speaker systems; do not connect speakers or power supplies outside the manufacturer's specified ratings.
Package Includes:
1 × Nobsound HiFi Bluetooth 5.0 Digital Power Amplifier
One group of stereo RCA (CH3 and CH4) can be used as audio input or output by switching the selector, to acheive different demands:
CH3/CH4 as audio output: 4 groups of speaker sockets can connect to 2 pair of speakers. Besides connect to active speakers, CH3/CH4 also can connect to another M4 amplifier to connect more speakers, in this way multiple amplifiers and multiple speakers can be connected in turn, to achieve one audio signal be shared in several rooms.CH3/CH4 as audio input: one input corresponds to one output (ex. CH1 speaker socket will output the audio signal that CH1 inputs), which means that two groups of stereo audio signal (or 4 groups of mono audio signal) can be input at the same time.
Supporting wired 2 groups of stereo RCA and wireless Bluetooth 5.0 input, compatible with most common audio device such as phones, computers, TVs, MP3, TV, CD players etc. With U-disk input, it can be used as a digital music player, supporting MP3, WAV, APE, FLAC and WMA lossless formats.
With 4 groups of speaker sockets output, they can output at the same time and each channel with independent volume control. Its max output power can reach 50W×4, and equipped with high-quality 24V/4.5A power supply, enough to drive most home speakers.
Reasonable circuit layout, concise wiring and high-quality components to ensure HiFi clear sound and long time stable work. Separate design of small and large signal circuit for better circuit protection. Unique Bluetooth design without any external antenna, very practical and beautiful.
Propersize with exquisite appearance, aluminum alloy case is CNC machined and with anodizing process, more fashionable and durable, very suitable for home, office and desktop audio system use.
Model: Douk Audio M4
Channel: 2.0 / 4.0
Audio input: Bluetooth/Stereo RCA/U-disk
Audio output: speaker sockets
U-disk support format: MP3, WMA, APE, FLAC, WAV...
U-disk capacity: max 32G
Bluetooth version: 5.0
Speaker impedance: 4-8Ω
Max output power: 50W*4 (4Ω load)
SNR: ≥98dB
Input sensitivity: 0.775V
THD: 0.05%(1kHz 1W)
Frequency Response: 20Hz-20KHz(±3dB)
Working voltage: DC 12-24V
Color: Black
Dimensions(W*D*H): 128*134*33mm / 5.04*5.28*1.30in
Net weight: 540g / 1.19lb
Package weight: 1100g / 2.43lb
1*M4 Amplifier
1*24V/4.5A Power Supply
1 Set*Raw Cable Speaker Jacks
1*Manual
Feature 1
Made with care and unconditionally loved by our customers, this signature bestseller exceeds all expectations.
Feature 2
Made with care and unconditionally loved by our customers, this signature bestseller exceeds all expectations.
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