12V Digital Bluetooth Amplifier Board with Dual Microphone Input Subwoofer Output for Speaker System Dual Tone Control: Equipped with dedicated knobs to adjust bass and treble levels, enhancing audio fidelity.<br> Versatile Inputs: Features Bluetooth, AUX, and USB inputs along with TF card support for multiple audio sources.<br> Dual Microphone Inputs: Perfect for karaoke, with two microphone inputs to sing along with your favorite tracks.<br> Flexible Power Options: Operates efficiently on AC 220V or DC 12V, making it versatile for various setups.<br> Compact Design: ideal for DIY audio projects and setups in limited spaces.<br> Due to different batches, there may be differences in product appearance and printed text, which will not affect use<br> Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on./Plug Type: EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.<br> Voltage: AC220V<br> Colour:As Shown<br> Material:ABS<br> Package Contents:<br> 1 x amplifier board<br> 1 x speaker cable<br> 1 x power adapter<br> 1 x DC cable<br> 1 x remote control (with built-in battery)<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.