Aiyima D05 Bluetooth 5.0 Power Amplifier 120Wx2 Stereo Hifi 2.1 Ch Digital, D05 Product Details Use classic TAS5508 (DSP) + TAS5532A power amplifier chip,Max output power is 120W+120W, load 4Ohm speaker, Let you enjoy Stereo Hi-Fi Music Bluetooth Uses QCC chip, version 5.0, supports APT-X and APT-X LL lossless transmission, low frequency output is specially designed to connect active subwoofer, it is very easy to build a 2.1 channel system With treble and bass adjustment of 12 dB and EQ effect, the sound is more delicate, reasonable current layout and simple wiring, using aluminum alloy shell and gold-plated terminals, to ensure HiFi clear and pure sound, exquisite appearance and with LED Large display screen and remote control design bring you different enjoyment Four Audio input working modes: Bluetooth, PC-USB, Optical, Coaxial, RCA,With a world of input mode options, Meet your different needs,Perfectly compatible with most home audio equipment, such as mobile phones, computers, tablets, TVs, TVs, MP3, CD players, etc 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.