BearHoHo Escape Room Props Holding Magnet to Induce 4 Magnetic Sensors Control 12 EM Lock For Exit Room Owner

Q: Will it work if I remove 1 of the sensors and only used 3 of them?

You can remove anyone of them .also add sensor up to 8 lines.

Q: What is the process to change the audio content?

1. Insert the USB cable to the controller, and connect the controller to your PC. 2. Open the removable disk shows in the PC, backup all the original files in the controller. 3. Replace the original file with your favorite sound file, the path and the file name cannot be changed, the audio file format must be in MP3 format. 4. If you want to format the removable disk, please format it to FAT format only. Please do not format it to FAT32, exFAT or NTFS format.

Q: How can I activate simultaneous mode as it is not working ?

There is a settings switch(next to the power port) to set up the playing mode, please switch the 1# settings switch to modify the playing mode. Sequence mode: 1# up Simultaneous mode: 1# down Please modify the playing mode when the controller is turned off.