Application：
● BJ-B55 Acoustic Chamber Application part, Fan, Smart speakers, Mobile phone products, Pad, PC and other consumer electronics products audio testing needs;
● DUT external dimensions: L<500mm, W<530mm, H<600mm.
Specification：
| Complete machine dimensions | 1732*1444*1810mm(L*W*H) |
| External dimensions | 1090*1305*1575mm(L*W*H) |
| Inner dimensions | 657*907*1199mm (L*W*H) |
| Operating Door Dimension | 600*700mm (W*H) |
| Maintenance Door Dimension | 910*1200mm(W*H) |
| Main Structure | Metal |
| Net weight | 1300KG |
Acoustic Criterion:
| Frequency | 100 Hz | 200 Hz | 500 Hz | 1000 Hz | 5000 Hz |
| Sound insulation specification | >20dB | >40dB | >50dB | >60dB | >60dB |
| Reference background noise | 32dBA(Environment pink noise 75dBA) | ||||
