Slogan: sound technology

Where to buy?

Our products HD2, DBO und DBS are distributed by our partners in the following countries

China
Guangzhou Ruifeng Intelligence Technology Co., Ltd
Sonja Song
No.10,Shilou Section,Shilian Road Panyu District,
Guangdong 511447 Guangzhou
+86 20 39280043
http://rfintell.com/
sales@rfintell.com

Regarding our products like measurement systems, ELF robot, OEM solutions and from any other country, please contact Four Audio directly.