- Half/Full Glass Steel Soundproof Acoustic Door
- 2017-01-08 08:19
- 1 Fire Rating Optional 2 Full glass or half glass for vision 3 Rw of 35-55dB 5 Used in USA Pavilion of EXPO 2010 and CCT
- CA Standard Acoustic Box | Anechoic Chamber | Sound Testing Chamber
- 2017-01-08 08:19
- CA IA38 Acoustic Box 1 Mini anechoic chamber 2 Testing chamber for SPL, SWLother acoustic measurements 3 STL:40 dB