Vangoa Amplifier Home Audio 4 Channel, 440 Watt Wireless Stereo Receiver House Product Features 440 Watt Max Power for 9 Speakers- The Vangoa Stereo Audio Amplifier features 4 channels independently controlled, speaker amplifier home audio gives you 440W for 4 groups of 8 passive speakers/ ceiling speakers with 4-8 ohms impedance and 1 subwoofer output, allowing you to enjoy immersive TV audio home entertainment sound system. Adjustable EQ Controls: The 4 stereo sound receiver sound amplifying device has rotary knobs and crisp buttons for treble, bass, master volume, echo, mic volume, music volume configuration, and source input mode selector- convenient Audio Source Control for Home or Office Use. Dual Mic Interfaces for Karaoke: Take hosting to the next level with the flexibility of dual 1/4'' microphone jacks. Customize your karaoke family gathering nights, home theater events, and studio or office meeting presentations in a big room with independent controls of our home stereo receiver for speakers wireless amp. Wide External Sources Input- Besides wireless function, you can enjoy a range of audio sources including USB (Up to 32G), SD card (Up to 16G), 2 pairs of RCA audio inputs for CD player and DVD player, two 1/4 inch(6.35mm) microphone inputs, 3.5mm AUX IN, and FM radio with our home theater receiver amplifier home audio amplifiers. (Note: SD card USB only support files in MP3 format.) Wireless 5.0 Amplifier with Remote- With using distance range up to 40+ ft. away, this 4 channel amplifier works with the latest smartphones, tablets, laptops, computers, etc while remote control for distant audio adjustments features mult-modes up to 5 meters. (Note: Connected to passive speakers is needed. If there is no speaker connected, there will be a certain amount of normal wind noise; The remote control ONLY supports the volume of MP3/BT/FM) LED Physical Buttons Integrated Screen: Unlike others with pure screen, our integrated wireless receiver for home stereo has a built-in LED display and durable buttons, offering tactile feedback, quick access to functions, and simultaneous multi-tasking capability. We offer 1 year after-sales service for this 4 channel amp home sound system. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!