Mini 20W 2 Channel Hifi Stereo Bass Power Amplifier, Home/Car Audio Digital Amp Product Details Reasonable circuit layout and concise wiring can ensure that HiFi sound is clear and pure, and no noise will be heard even at high power output. The appearance is very practical and beautiful at the same time. Small size, exquisite appearance, stylish and durable aluminum alloy shell, easy access to mobile phones, DVD players, computers, MP3, support various audio input devices, very suitable for home and desktop audio systems. The low-frequency output is specially designed to connect active speakers, and can greatly enhance the bass effect. Through treble and bass control, the sound is more delicate, and the shocking auditory effect makes you feel like a movie theater. RCA and 3.5mm audio input, support various audio inputs, such as mobile phones, DVD players, computers, MP3/MP4, etc., very suitable for use in your vehicle or home, you can fully control the volume, treble and bass output. Before the product leaves the factory, every link will be carefully tested to ensure that the products delivered to you are qualified and usable, but if you are not satisfied with some details of the product and the way of use, please feel free to contact us, we Will properly solve your problem. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.