Feature●1.Uses classic TAS5548+TAS5624 amplifier chip. The maximum output is 150W+150W, which can load the 4Ω speaker and enjoy stereo Hi-Fi music●2. Bluetooth with QCC3034 chip, version 5.0, supports ACC SBC APT-X and APT-X LL APTX-HD lossless transmission, low frequency output specially designed for connecting active subwoofers, and is extremely easy to build a 2.1 channel system●3. Bluetooth, PC-USB, optical, coaxial, RCA audio input, various input methods to meet your different needs, fully compatible with most home audio devices, such as mobile phones, computers, tablets, TVs, MP3 and CD players●4. ±12dB adjustment of treble and bass and EQ effect make it more detailed sound. Compact and powerful internal layout delivers more detailed sound, clear and pure HiFi sound, while the large LED display and remote control design provide a different way of enjoyment●5. Product Package: 1PC 2.1 Digital Power Amplifier ,1PC 32V/5A Power Adapter,1PC Remote Control,1PC Bluetooth Antenna. Note: If the system is under window 10, please download the driver before operating the D03. https://cdn.shopifycdn.net/s/files/1/0018/5257/1723/files/D03_driver.rar? v=1639708900Descriptionclass="celwidget pd_rd_w-jSGMO pd_rd_r-CDYKW1EZAA1G7BRZ5N41 pd_rd_wg-pU3D9" data-feature-name="aplus" data-csa-c-type="widget" data-csa-c-content-id="aplus" data-csa-c-slot-id="aplus_feature_div" data-csa-c-asin="" data-csa-c-is-in-initial-active-row="false" data-csa-c-id="emitmv-jmmoyk-oc8zni-v8jzwo" data-cel-widget="aplus_feature_div">