<br>Features:<br>Brand new and high quality<br>High performance digital power amplifier chip TPA3116D2 is the core of this product, which supports 100W (low frequency channel) output and has a wide working voltage range.<br>The product is made of ABS material and has an energy saving design with an efficiency of up to 90% or more.<br>This product is suitable for people who need high quality audio playback and can be used with a variety of power sources such as switch power supplies, laptop switch power supplies, charging batteries or car power supplies.<br>This product is ideal for use in home theaters, outdoor activities, and other scenarios that require high quality audio playback.<br>With external audio input interface, front end amplification, low frequency division processing low frequency volume, low frequency frequency, switch/total volume, 2 adjustment potentiometers.<br> <br>Specifications:<br>Material: ABS<br>Model: TPA3116D2<br>Power: 100W<br> <br>Note:<br>No retail package.<br>Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.<br>Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!<br> <br>Package includes:<br>1Set x Digital Power Amplifier Board