How to order
The customer needs to provide the order information as you require as belows.
1. Customer detail information (Nation, Region, Company, Your full name, Phone Number, Email address)
2. Product specification (Size L*W*H mm), Usage Purpose, )
3. Detail options for door and window (eg, size L*W*H m m), Color etc)
4.Acoustic parameters:Indoor background noise;outdoor noise; cut-off frequency(Anechoic chamber)
5. Customer ’ s other options & any other comments.
6. Mold: Detachable /Fixed/Removable/Modular assembly etc.