| Technical info: | info@aos-pro.com |
| Sales: | sales@aos-pro.com |
| Site administrator : | webmaster@aos-pro.com |
| Address: | Art of Sound PO Box: 120 Bubenske nabrezi 1 Prague 7 170 00 Czech Republic EUROPE |
| Phone (Mobile): |
+420 720 131 504 |
| Web site: | Czech Republic |
| Web site: | Prague |
  Czech Republic (European Union member), Capital City - Prague, Currency – CZK (Czech Crown)  |