The audio signal strength of this audio lamp refers to the audio output of the phone/computer. If the receiver and car CD player output audio signal needs to add audio high to low converter
There are words on the LED for the positive pole, see the circuit board on the label of the positive and negative electrode welding, four LED lights put together for blue, the other two leds put together for red.
The USB socket needs to be welded on the side with the button.
![](https://ae01.alicdn.com/kf/H674603e9324b417d99a9e08d8c6d1492a.jpg)
Pay attention to the positive and negative electrode of LED lamp during welding.The side with the text is the positive side!There is no text on the negative side
Pay attention to welding:
The red LED is welded to the top of the circuit board, and the blue LED is welded to the middle and bottom of the circuit board.
The red LED side number is 2510BS, and the blue LED side number is 2510BB.
![](https://ae01.alicdn.com/kf/H666cbbd85aab42dbb9f53bb5cde7b99fQ.jpg)
Setting button press to switch the parameter setting interface
0. Default display mode: press the switch button to switch the music display mode;
1. Music lamp display speed adjustment mode: press the switch button to set the display speed you like;
2. Gain adjustment mode: press the switch button to set the appropriate gain effect according to the tone you like, so as to achieve better display effect (the setting is invalid when auto adjustment is turned on);
3. Sound channel selection: press the switch button to set your favorite sound channel display according to your needs. Both sides are fully bright for stereo, the left side is for left sound channel, and the right side is for right sound channel (if you want both sides of the lights to show the same, do not set to stereo);
4. Gain adjustment: after the automatic gain adjustment is turned on, the device will enter the automatic gain adjustment mode, and the device will adjust the gain according to the actual volume to achieve an appropriate display effect (manual adjustment is recommended for the best display effect).
Tip: the left and right channel signal and the power supply is best common source;The voltage input is 5V
Press the left button to select the music display mode
1. Press the right button once, and the left light bar will show a red light. At this time, to set the pulse speed of LED light, press the left button to adjust, and you can refer to the right light bar to adjust the pulse speed (1-15 can be adjusted)
2, press the right button 2 times, this time the article lamp on the left shows two red lights, at this time to set the sensitivity (gain), 1-8 can be adjustable, press the button on the left, a light sensitivity is highest, lowest eight light sensitivity, can refer to article lamp function is on the right to choose, set out, under the right button 3 exit setup mode
3. Press the right button three times to enter the sound channel setting mode. Press the left button to select the left sound channel, right sound channel and double sound channel setting mode
4. Press the right button four times to enter the custom mode or auto adjustment mode, press the left button to select, the bright blue light is the user`s custom setting mode, (the content set in steps 1-3), the red light is shown as the light bar auto adjustment mode, after setting, press the right button to exit the setting mode
![](https://ae01.alicdn.com/kf/H20054ce88dca4bc39dc245e130997722p.jpg)
1, cylindrical display, according to the music rhythm, the higher the pitch, the higher the digital lamp from the bottom up;
2, vertex retention fall, on the basis of the first mode, every time the digital tube rushed to the highest point, there will be a light up, in 0.5 seconds after the rapid fall;
3, vertex retention rise, and the second mode is similar, every time the digital tube rushed to the highest point, there will be a light on, after 0.5 seconds quickly rise;
4. Center diffusion mode, the lamp is displayed from the middle to both sides;
5. Single point mode: according to the rhythm of music, the digital tube displays only one point. The higher the pitch, the higher the point from bottom to top;
6, single point - peak fall;
7, single point vertex rise;
8. Music breathing lamp (can only be used in mono mode), digital tube lamp is on/off, the higher the pitch, the brighter the lamp, the lower the lamp, the darker the lamp, until it is off.
![](https://ae01.alicdn.com/kf/Hc6ebabebfd4a4e5bbbe7351954068cb3P.jpg)
![](https://ae01.alicdn.com/kf/Hcae0462a5b2446cb8b850f81cbaa32ddf.jpg)
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