1.Description:
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.
2.Feature:
1).Its sound quality is good,the sound is pure and clear.
2).It has a volume level indicator,which is easy to see the volume,and the display is cool.You can also set the 8-level brightness of the indicator through the APP.
3).It has 10 natural sounds that can create unique natural sound scenarios,create a natural atmosphere,quickly calm down and achieve deep sleep.
4).It can be matched with a custom APP,modify the Bluetooth name,modify the Bluetooth password,adjust the prompt tone and so on.
5).It supports inserting a U disk,opening the U disk playlist,selecting songs at will,and supporting shaking to cut songs.
6).It has a variety of different sound effects,and supports any adjustment of custom 10-segment sound effects,so that different speakers can achieve better sound effects.
7).It uses a multifunction knob that can adjust volume,pause playback,switch modes,and more.
8).It supports over current,short circuit,anti-static protection.
3.Parameter:
1).Product Name:Audio Amplifier Board
2).Bluetooth Version:5.1
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
8).Work Temperature:-25℃~85℃
9).Work Humidity:5%~95%RH
10).Size:50*50*30mm
4.Volume Adjustment Button:
1).Click:Play/Pause
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.Features:
1).Support Wuzhi Audio APP
2).Modify the Bluetooth name and password settings
3).Prompt volume adjustment,on/off prompt tone,sleep aid
4).Sound effect selection + custom sound effect
5).U disk playlist
6.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
7.Bluetooth Password Setting Steps:
1).Method 1:
1.1).Turn on the Bluetooth password switch
1.2).Use the default password of 1111
2).Method 2:
2.1).Turn on the Bluetooth password switch
2.2).Enter password
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
8.Application:
1).DIY speakers
2).Car audio equipment
3).Play music
9.Package:
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
8).1pcs screwdriver
9).1pcs DC connector