‌SPBX-4X3M is a DMX split box with RJ45 EtherCON connector and 4 multi-core system XLR channels.
It requires shielded SFTP CAT5e/CAT6 as a connection cable, to ensure optimal conductor insulation.
The 4 channels share the same ground.
 It can also be used for transmitting analogue or AES/EBU audio signals.