Prosonic Bt30 Active Powered Bluetooth Bookshelf Speakers, Studio, (Black). Product Details ?POWERED BLUETOOTH 4.2? Delivers incredible audio sound from your smartphone, tablet, PCs, TVs, and any Bluetooth device, perfect hassle free true wireless connection. ?MULTIPLE INPUT?*Optical and coaxial inputs-digital input to enable lossless connection to most TV computers. * Easy wire connection up to 2 devices with AUX Line input at the same time, no plugging and switching needed. ?MODERN WOODEN ENCLOSURE? Contemporary design speakers made with high quality MDF wood and plastic face cover finish to apply to any home decor, featuring built-in amplifier, 4" full range bass driver, and 0.75" silk dome tweeter for high performance sound reproduction. ?FEATURES?Allows volume control and switching inputs at your fingertips via remote control. You can also make an advanced sound adjustment with the bass and treble controller located on the side of the main speaker. Built in Digital Sound Processor(DSP) and Dynamic Range Control(DRC) provide enhanced audio performance. ?SINGING WOOD ADVANTAGE?PROSONIC is part of SINGING WOOD family; An America's leading audio brand based in California, 24 months warranty and easy to reach after-sales customer support team always be with you when you are in need. We guarantee high quality parts and labor warranty service for two years with lifetime technical support. 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.