Store New Arrivals Add to Favorite View Feedback Contact Hifi Bluetooth 5.0 Digital Power Amplifier Stereo 2/4 Channel Audio Amp 50W X 4 Description Item model number SUC-M4 Mounting Type Surface Mount Specification Met CE, FCC Material Aluminum Maximum Supply Voltage 24 Volts (DC) Item Weight 2.42 pounds Minimum Supply Voltage 12 Volts (DC) Number of Channels 4 Voltage 24 Volts (DC) Output Power 200 Watts Supply Current 4.5 Amps Package Dimensions 11.61 x 9.13 x 2.52 inches 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 50W4, 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. Product Description Product Highlights Enhanced Bluetooth Connectivity Bluetooth 5.0 Support: The amplifier features Bluetooth 5.0 for stable and high-quality audio transmission, ensuring seamless wireless streaming. Easy Input Switching Toggle Input Selection: Users can easily switch between Bluetooth, U-Disk, and RCA inputs with a simple toggle, providing convenience and flexibility in choosing the audio source. Customizable Volume Control 4-Channel Volume Control: Each output channel has its own independent volume control, allowing for precise audio adjustment tailored to individual preferences. Versatile Audio Configuration Switchable CH3 and CH4: The ability to switch between a 4-CH amplifier and a multi-room music system using CH3 and CH4, offering a dynamic audio setup for different environments. Panel Introduction Using Guide Parameters Model: Douk Audio M4 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 Channel: 2.0 / 4.0 Speaker impedance: 4-8? Max output power: 50W*4 (4? load) SNR: ?98dB Input sensitivity: 0.775V THD: 0.05%(1kHz 1W) Frequency Response: 20Hz-20KHz(3dB) Working voltage: DC 12-24V Dimensions(W*D*H): 128*134*33mm / 5.04*5.28*1.30in Weight: Net: 540g / 1.19lb; Package: 1100g / 2.43lb Packing list: 1*M4 Amplifier; 1*24V/4.5A Power Supply; 1 Set*Raw Cable Speaker Jacks; 1*Bluetooth Antenna; 1*Manual ABOUT US We offer the best prices around on high quality products. Our E-store includes media such as books, movies, music and games while offering electronics, toys, sporting apparel, clothing, tools, general home, garden items and more. SHIPPING We are always working hard to ensure your package arrives as soon as possible. Please understand that some factors like weather, high postal traffic, and the performance of shipping companies are outside of our control. RETURNS We offer a 30-Day Return Policy on items which you are not completely satisfied with. You have the option for a full-refund or an exchange of the item. PAYMENT We accept PayPal. CONTACT US This page content is yet to come Please ad us to your favorite seller and visit again later Thank You CUSTOMER SATISFACTION We try our very best to make sure every customer is completely satisfied. If there's a problem, message us! We're happy to help.