This Whirlwind Director Plus Direct Box comes with a DIMax Transformer. However, there's a known issue: there is tape residue on the unit.

Using this Whirlwind Direct Box is easy. Just connect your audio device to the box and then link it to your sound system. That way, you can get a great audio signal transfer. But keep in mind, there's some tape residue on the unit. Don't try to forcefully remove it as it might damage the box. To maintain it, store it in a dry and cool place. When not in use, cover it to protect it from dust. Also, make sure to use proper cables for connection to avoid any audio issues.