This modular adapter allows you to configure your own specific pinouts. When trying to run a parallel connection over a very long distance, it is better to use a ethernet line to do so. It will cut down on signal loss and interference. This akiba-Accessories Modular Adapter Kits are unwired and are used to convert a DB connector to a modular Male connector. They can be wired to fit your applications using customized cabling to connect serial ports on PC's or peripherals. Features: Material : ABS With Thumb screwing Color : Beige Connection A : DB25 Male Connection B : RJ45 Female RJ45 Pinout: Pin1 -- Blue Pin2 -- Orange Pin3 -- Black Pin4 -- Red Pin5 -- Green Pin6 -- Yellow Pin7 -- Brown Pin8 -- White Package Contents : 1 X Complete Set RJ45 to DB25 M Modular Connector (Note 1: Photo attached is for reference only, it may be slightly varied in items of colour, shape from the actual item delivered from time to time Note 2 : As shown in picture, this modular adapter will need to be wired/assembled according to your customized application so that it is functional) If you need DB9, please click C-5DB95 or CC-5DB96