Introduction to Soundproof Partitions
An easy-to-use noise control solution—simply place it where it is needed In factories, workshops, offices, mee...
For noise control in factories, meeting rooms, offices, and server rooms


Measured Sound Level Difference
A-weighted Overall
12.4 dB
Level Difference ①-②
The Soundproof Partition is a noise-control product developed by Sonora Technology, a specialist manufacturer in acoustic control.
No professional installation is required. Simply place it where needed, and it can be arranged at angles of 90 degrees or more.
Both sides are equipped with Sonora’s proprietary BFB sound-absorbing panels.
They provide high sound absorption while offering durability, scratch resistance, water resistance, and non-combustibility.
Since it is self-standing, no professional installation is required. It can be set up easily.
Flexible layout to suit the space. Layout changes are also easy.
Equipped with proprietary sound-absorbing panels on both sides. Excellent durability, scratch resistance, water resistance, and non-combustibility.
| Size | W500 × L80 × H1500 mm |
| Materials | BFB sound-absorbing panel, plywood with white PVC decorative board finish, and steel legs |
| Weight | Approx. 8 kg |
| Shipping | Please inquire |

Measurement conditions: Four units arranged side by side in our semi-anechoic chamber
| Frequency | External Sound ① [dB] | Internal Sound ② [dB] | Level Difference ①-② [dB] |
|---|---|---|---|
| 63Hz | 51.9 | 48.8 | 3.1 |
| 125Hz | 65.0 | 60.7 | 4.3 |
| 250Hz | 68.8 | 58.4 | 10.4 |
| 500Hz | 78.2 | 63.3 | 14.9 |
| 1kHz | 82.6 | 72.3 | 10.3 |
| 2kHz | 84.9 | 72.0 | 12.9 |
| 4kHz | 84.5 | 72.0 | 12.5 |
| 8kHz | 82.2 | 68.6 | 13.6 |
| 16kHz | 75.9 | 59.8 | 16.1 |
| A-weighted Overall | 90.3 | 77.9 | 12.4 |


| Manufacturer | Sonora Technology Co., Ltd. |
| Address | 2F, 2-40-5 Seijo, Setagaya-ku, Tokyo |
| TEL | +81-3-6805-8989 |
| sonora@soundenvironment.jp |