Item Type: Power Amplifier Board <br>Product Model: XH A233 <br>Input Voltage: DC12-24V <br>Audio Input: Support small memory card and Bluetooth <br>Bluetooth Signal: Approx. 0-15 meter / 0-49.2ft (no occlusion) <br>Channels: 2 Channels <br>Output Power: 2 x 15W <br>Play small memory card first <br>Key Functions: <br>Prev V -: Short press to the previous song, long press to decrease the volume <br>Prev V+: Short press to the next song, long press to increase the volume<br>1、[AUDIO INPUT] The amplifier board supports small memory card and Bluetooth audio input, the Bluetooth signal range is 0-15 meters (no occlusion). <br>2、[DUAL CHANNEL] The power amplifier board is dual channel design, with a single 15W output power, ensuring stable and reliable performance. <br>3、[FINE PROCESSING] Adopting SMD technology, the power amplifier module has the advantages of compact structure and convenient installation. <br>4、[EXCELLENT CAPACITOR] Double row symmetrical capacitor, large enough capacity, enough quantity, more perfect filtering effect, improve power factor. <br>5、[APPLICABLE SCENES] The power amplifier board can be used to transform the wireless speaker, suitable for home audio source, store solicitation, etc.Please note that the installation should be standardized.1 x Power Amplifier Board