This Roland S - 4000M REAC Merge Unit comes with a correct power supply, ensuring stable and reliable operation.

Using this Roland S - 4000M REAC Merge Unit is easy. First, make sure you connect it to the correct power supply that comes with it. Just plug it in and it should start working. When using, avoid placing it in a very hot or humid environment as this might affect its performance. For maintenance, keep it clean by gently wiping it with a dry cloth. If there are any issues, don't try to open it yourself. Contact the manufacturer or a professional technician for help.