Super Silent! S4.5ZR-D.WALL
"Ultra" silent version for broadcasting stations and recording studios.
A double structure with an inner box and outer box, featuring advanced sound insulation with floating contact surfaces. While designed for broadcasting stations and recording studios, there are also examples of implementation in small residential rooms, small offices, reception rooms, and executive offices.
- Company：エスアイ Si R&D
- Price：500,000 yen-1 million yen
