The room is stored inside of lab, the surrounding environment is comparatively quite, with good background noise. We could test the effect of local noise 15dB/A in mute room.
Features: good mute effect, easy to tear and install, ventilation and air conditioning system is complete, with three-dimensional suspension.
Function: the noise testing figure in the lab…….
PRODUCT SUMMARIZE
The room is stored inside of lab, the surrounding environment is comparatively quite, with good background noise. We could test the effect of local noise 15dB/A in mute room.
Features: good mute effect, easy to tear and install, ventilation and air conditioning system is complete, with three-dimensional suspension.
Function: the noise testing figure in the lab…….