Hifi For Home Theater Two-Channel Stereo 160W Digital Audio Power Amplifier Product Details GREAT HEAT DISSIPATION: Our 160W+160W digital audio power amplifier board adopts temperature-controlled, air-cooled, intelligent heat dissipation, and the large area heat dissipation can run for a longer time PURE SOUND QUALITY: This two-channel stereo power amplifier board has lossless high definition sound quality, and the stereo interface will bring the perfect sound quality, so you can trust and use it with confidence SUPPORTING BTL MODE: Our intelligent adjustable gain power amplifier board supports for BTL mode adjustable gain to avoid the corrosion of high quality material, so this audio power amplifier board will be your ideal choice COMPREHENSIVE PROTECTIONS: This DC 12V-32V digital high power amplifier board possesses short circuit protection and over-heating protection, and the power supply reverses connection prevention SUITABLE APPLICATIONS: Our 160W+160W high power amplifier board has good sound quality, which is suitable for upgrading and modifying production, so this audio amplifier board will satisfy the basic needs of you 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.