It is a audio amplifier board.It can input audio,connect speakers,and play music.It supports 4 audio input methods,two-channel output,high-quality sound,giving you the ultimate experience.
Multiple Input Methods: The input modes of ZK-F152 power amplifier board include Bluetooth mode, AUX mode and USB sound card/USB flash disk mode, which can be connected to almost all the playback devices you can think of, such as mobile phones, tablet computers, CD players, computers, USB flash disks, etc.;
APP Function: By downloading the dedicated APP, you can make in-depth settings on the ZK-F152 power amplifier board through the mobile APP, such as customizing the Bluetooth name, setting the Bluetooth password, turning on/off the prompt tone, etc.
Please Note: The APP function is only work for Android, if your phone is not Android system, you will not be able to use the APP functions.
1).Sound effect selection + custom sound effect. Its sound quality is good,the sound is pure and clear.
2).Volume level indicator. You can also set the 8-level brightness of the indicator through the APP.
3).It supports inserting a U disk,opening the U disk playlist,selecting songs at will,and supporting shaking to cut songs.
4).It supports over current,short circuit,anti-static protection.
5).Support APP (for Android phone)
6).Modify the Bluetooth name and password settings
7).Prompt volume adjustment,on/off prompt tone,sleep aid
1).Product Name:Audio Amplifier Board
3).Audio Input:Bluetooth+AUX+U disk+USB sound card
4).Audio Output:left channel 15W + right channel 15W
5).Input Voltage:DC 9V-24V
6).Input Current:2A (Min)
7).Connect the Speaker:5W-30W,4ohm-8ohm
4.Volume Adjustment Button:
2).Double click:mode switch (Bluetooth/U disk/AUX)
3).Press and hold for 1 second:turn on/off
4).Rotation:adjust the volume
5.Bluetooth Name Modification Steps:
1).Enter the new bluetooth name
2).Click the setting button
3).The system restarts automatically
4).Cancel the pairing of the mobile phone's Bluetooth with the original Bluetooth name
5).Find the new bluetooth name and re-pair
6.Bluetooth Password Setting Steps:
1.1).Turn on the Bluetooth password switch
1.2).Use the default password of 1111
2.1).Turn on the Bluetooth password switch
2.3).Click the Settings button
2.4).The system restarts automatically
2.5).Cancel the pairing,you will be prompted to enter the password when connecting again
1.About how to choose a DC power supply.
If driving 8 ohm speakers, the recommended input voltage is 9-24V.
If you drive a speaker of 4 ohm, the input voltage cannot exceed 12V, otherwise it will damage the power amplifier chip.
2.About the version of the app.
At present, we have only developed the Android version of the APP control software. If your mobile phone is not an Android mobile phone, then you cannot use the software.
1).1pcs Audio Amplifier Board
2).1pcs upper cover
3).1pcs lower cover
4).1pcs knob cap
5).8pcs M2*3 screws
6).4pcs M2*12 copper column
7).4pcs M2*3+3 copper column
9).1pcs DC connector
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