Devantech 4-way DMX splitter input voltage 9-12V DC compatible with USITT DMX512-A standard onboard 120 Ohm

Introduction
The DMX-SPLIT4 module is 4-way DMX splitter, also sometimes known as a buffer or amplifier.
Cased in a sturdy steel box, the splitter can be easily mounted on the rigging truss with plastic cable ties. 

Features
Fully compliant with the latest USITT DMX512-A standard.
Backwards compatible with the older USITT DMX512/1990 standard.
Optically isolated input, with on-board isolated power supply.
Four individually buffered outputs with common ground.
Single 9v - 12v DC power supply required.
Three LED status indicates main power, isolated power and DMX activity.  
On-board 120 Ohm termination on input and all outputs.

Technical Documentation

Power
Any 9v to 12v DC adapter supplying a minimum 200mA can be used to power the unit.