4 Channel Bluetooth Amplifier, 50W x 4 Audio Power Amp, Hi-Fi Home Stereo Speaker Receiver [Douk Audio M4]

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About this item

• One group of stereo RCA (CH3 and CH4) can be used as audio input or output by switching the selector, to acheive different demands
• 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. Bluetooth 5.0 version with high-gain antenna, ensure more stable and faster transmission.
• 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.