Appy soundmasking for all open office area of the whole floor. Divided into 6 zones, total 40pcs transducers. Zero-ohm 4K-4 applied for replacing all transformers in constant voltage system. Our target SPL is 48dBA.
1. RA RevNet 2140 x 3pcs
2. RA SSP6 x 40pcs
3. Zero Ohm 4K-4 x 2pcs
4. Audac SMQ750 power amplifier x 2pcs
5. SurgeX SEQ1213i x 1pc