Wuzhi ZK-502M Audio Mini 2.0 Stereo 50W+50W bluetooth Digital Amplifier Module 50W*2 AMP Amplificador Home Theater AUX U

Feature Product NameMINI 2 50W Bluetooth 5 0 power amplifier moduleProduct modelZK 502MChip modelDomestic amplifier chipAudio inputBluetooth AUX USB flash disk Computer USB plug and play Power SupplyDC5 24V high power recommended high voltage Adapter speaker10 100W 4 8ΩChannelsLeft and right stereo stereo Bluetooth version5 0 15 meters without occlusion Bluetooth nameWuzhi AudioProtection mechanismOverheat Overcurrent short circuit protectionProduct size60x60x29mmProduct weightabout 96g 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 12W 12W 4Ω 20W 20W15V 8Ω 18W 18W 4Ω 30W 30W19V 8Ω 30W 30W 4Ω 40W 40W24V 8Ω 40W 40W 4Ω 50W 50WPackage includes 1 x bluetooth Digital Amplifier Module kitQuestion and Answer 1 How to choose a power supply The power supply for the module is critical The power supply requires small output ripple and low internal resistance The higher the voltage the higher the current and the better the output power If you only have 12V 1A you can bring a 3 4 inch speaker If you are 19V 5A or above there is no problem with 8 10 inches and the power supply