DollaTek Bluetooth Power Audio Amplifier Board - stereo 100W*2

Description: Audio input:Bluetooth+AUX+USB flash disk+Computer USB(plug and play) Power Supply: DC5-24V(high power recommended high voltage) Adapter speaker: 20-200W;4-8Ω Channels: left and right stereo (stereo) Bluetooth version: 5.0(>15 meters without occlusion) Protection mechanism: Overheat, Overcurrent, short circuit protection Product size: 60x60x29mm Product weight: about 104g(packaging) Tip: To have enough output power if the audio input is sufficient and the supply voltage/current is sufficient. The power supply voltage is higher and the relative power will be larger. The speakers with different impedances will have different output power. In the case of sufficient voltage and current, the larger the ohms of the horn, the smaller the relative sound power. Please pay attention! Power supply voltage: 12V-----8Ω/20W+20W, 4Ω/40W+40W 15V-----8Ω/35W+35W, 4Ω/60W+60W 19V-----8Ω/55W+55W, 4Ω/80W+80W 24V-----8Ω/70W+70W, 4Ω/100W+100W Package includes: 1 x MINI 2*100W Bluetooth5.0 power amplifier module kit