Was: 22.51
Price: 18.76
Feature Product name 100w 2 Bluetooth 5 0 audio power amplifier moduleProduct model ZK 1002DBluetooth version 5 0 unobstructed 15 meters Signal to noise ratio 95dBInput method USB AUX BLUETOOTHNumber of channels left and right dual channels stereo Amplifier chip TPA116D2 with AM interference suppression function Adaptable power supply DC9 24V 5A or more the higher the voltage the greater the output power Adapter speaker 20 200W 2 8ΩOutput power 20W 2 12V 8Ω 35W 2 12V 4Ω 35W 2 19V 8Ω 60W 2 19V 4Ω 50W 2 24V 8Ω 90W 2 24V 4ΩProtection mechanism overvoltage undervoltage overheat DC detection short circuit protectionProduct size 100mm 77mm 22mmProduct weight 185g including packaging Prompt Only when the audio input is sufficient and the power supply voltage current is sufficient will there be enough output power The higher the power supply voltage the greater the output power the smaller the speaker impedance the greater the output power Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifier Package includes 1 x Audio Power Amplifier Board kit The power adapter is not includes QuestionAnswer Q1 How to choose the power supply A The power supply of the board is very important The higher the voltage the higher the current and the greater the output power If you only have 12V 1A you can use a 3 4 inch speaker If you are above 1
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