11Sound is part of 4Decor group with several phisical locations and with online stores Europe-wide!

11Sound is an European registered trademark

Ventures:

11Sound DJ Backline and rental –  refers to the kit the DJ directly uses, as you say, CDJs, decks etc.

11Sound.Ro – Romanian store – DJ webshop

11Sound.Hu – Hungarian store

ElevenSound.hu – Hungarian DJ rental and blog