CIRMECH Universal multifunctional e controller for USB subwoofer de power amplifier board with dial Bluetooth card

1. Before purchasing, be sure to carefully chethat its compatibility is not 100%;

You need to choose the same style as the previous e control in order to increase the possibility of universality!

2. It can be used without any settings or pairing;

3. The e control is a nsmitting device, and the device g ely controlled has an infrared receiver head that receives signals. If this receiver head malfunctions, the e control will also lose its function;

4. The e control uses infrared e control method, and the light is not visible to the eye!!

5. If there is a plastic sheet on the bottom of the received e control as shown in the picture, it needs to be removed for use, otherwise the e control cannot be used!

Some consumers are unable to use the e control after receiving it, and do not know if it is a problem with the e control or the device

You can use the method shown in the diagram to e a judgment, because the light emitted by the e control is infrared, which cannot be seen by the eye, but can be captured by the camera. Some mobile phones may not display clearly and need to be carefully examined First, turn on the camera function of the phone, then aim at the nsmitter of the e control, and then press the e control on

The on on the controller will emit a fing red light at the position shown in the diagram, indicating that the e control is normal. If it still cannot be controlled, there may be a problem with the receiving part of your device.

1.First, insert your thumb nail into the 1 gap and move it inward towards the upper right corner of the diagram to release the internal battery clip clip;

2.Simultaneously insert the index finger nail into the 2 gap and pull out the entire battery clip towards the outside;

3.After replacing the CR2025 battery of the same model, insert the battery clip.