







Acoustic box with GS certificate & 30.2 dB sound reduction (ISO standard) | Chatbox Quattro (1-8 people)
Tax excluded.
6-10 weeks
Acoustic speakers are the answer to one of the most pressing problems in today's working world: The constant distraction from noise. Dynamic office environments often lack a space for undisturbed phone calls, confidential meetings or concentrated thinking. The well-designed acoustic boxes create precisely these open spaces - without costly construction measures or long-term interventions in the infrastructure.
Efficient work despite open-plan office concepts
Those who Increase efficiency Anyone who wants to offer their employees a modern, quiet working environment will find a solution here that combines quality and functionality. The high-quality workmanship, minimalist design, and acoustically optimized construction ensure a professional retreat, which can be seamlessly integrated into any existing office landscape.
Acoustic speakers create concentration and discretion.
What makes the acoustic speakers so special is their immediately noticeable impact on everyday work: Less stress, more mental clarity and a new quality of communication. The room acoustics are optimized to allow for discreet conversations even in noisy environments – without any content being overheard. At the same time, the interior design offers maximum comfort and can be flexibly adapted to individual needs.
Investing in productivity and the future
Choosing such an acoustic solution is not just an investment in space, but above all in Productivity, satisfaction and future viability of the company. In an environment often characterized by time pressure and interruptions, this creates a place for concentration, strategy and genuine connection - both within the team and with the customers.
FAQ
How many people fit in the Chatbox Quattro acoustic booth?
The Acoustic box Chatbox Quattro is designed for meetings and team collaboration. It is for 1–6 people Suitable. It is especially comfortable for 4 people.
How well does the acoustic box dampen sound (30.2 dB) – and what does “Class A” mean?
The Acoustic box reached 30.2 dB speech level reduction (Class A) according to ISO 23351-1. This is a top value for office boxes and ensures that conversations outside are significantly less understandable.
What is the mass of the acoustic box – and how much space does it require in the office?
External dimensions: 213 × 194 × 222 cm (W × D × H). Internal dimensions: 200 × 186 × 204 cm. Plan additionally at least 10 cm distance to the ceiling a.
How does the ventilation in the acoustic box work (air quality, airflow)?
The Acoustic box uses an energy-saving recirculating air/ventilation system (max. 10.2 W) with > 85 l/s or 306 m³/h. The control system operates via a Touchscreen-Panel. Additionally, it is Indoor Advantage™ Gold (VOC/Emissions) reported.
Is the lighting suitable for video calls and longer meetings?
Yes. In the Acoustic box is an LED lighting system with 4000 K and 6000 lm This is stated. The product page also mentions that the light (and ventilation) can be controlled via touchscreen.
What is the interior acoustics like: Is there an echo in the acoustic box?
For a "dry" speech acoustic, the following are needed inside EchoFree acoustic surfaces This is planned. It reduces reverberation inside and makes calls and meetings more pleasant.
Door seal & Leaks: What should I look out for in an acoustic speaker?
The decisive factor is the Tested dB value according to ISO 23351-1, because it evaluates the entire system (including door/glass/transitions). This is the case with the Chatbox Quattro. Class A/30.2 dB designated.
Are there suitable alternatives in the office box category?
Yes. If you want to compare, use the overview. Office boxes. Typical alternatives depending on the need:
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compact for 1 person: Chatbox Single
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for 1-4 people: Chatbox Duo
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Premium options: Silen Space 2 or Framery Four
Installation and Delivery
Baltic States
Adolescents / Adults
until delivery
for orders CHF 1500 and over
Order risk-free


Certified top quality at an unbeatable price
Industry Leader in Sound Insulation: For Undisturbed Concentration
Class-A speech level reduction of up to 31 dB, certified according to ISO 23351-1.
Focus on Sustainability: Made in Europe, Built to Last for Decades
Produced from robust, renewable materials and designed for an exceptionally long service life.
Demonstrably Certified Product Excellence
Acoustics, comfort, and sustainability tested and confirmed according to recognized standards.
Dynamische Besprechungsräume
Maximum flexibility for your workspace
Customizable
Changed needs? No problem. The magnetically adhering outer covers can be exchanged in an instant – flexible, durable and economical.
Expandable
Whether team growth or new requirements: Our pods grow with you. A 2-person box quickly becomes a 4-person box – expandable, cost-effective, and adaptable at any time.
Movable
Our pods can be effortlessly moved thanks to integrated castors – right to where you need them.
This is what makes our Silen Pods special
Best sound absorption
up to 31 dB speech level reduction
Sustainable service life
Fully Renewable
Dimmable Lighting
LED lighting (4000K/900 lm)
Adjustable Airflow
40 l/s fresh air – four times more than required

From Standard to Premium
Our Silen Collection
Chat Box: Our standard line
By focusing on a well-designed standard configuration, the Chat Box offers a unique price advantage – with consistently high acoustic performance and product quality.





Space: Our Premium Line
It impresses with a rounded, iconic design language, the finest materials, and maximum customizability. Whether colors, surfaces, or technical equipment – every detail can be adapted to your vision.



Intuitive Control for Maximum Comfort
Our Smart Pods can be easily adapted to your individual needs via an integrated touchscreen. Whether it's the CO₂ sensor, ventilation flow, light intensity or colour temperature – all settings can be conveniently adjusted.
Proven productivity increase
With Silen Pods, you can demonstrably increase your team's productivity – through a work environment that reduces distractions and promotes focused work.
Over 50% of employees in open-plan offices have difficulty concentrating.
It takes 20 minutes to fully regain concentration after a brief distraction.
Those who work in an open-plan office are 15% less productive.
Model comparison
Well informed makes better decisions!
In our comprehensive office box comparison, you'll learn what really matters when buying an office box – concise, understandable, and manufacturer-independent.
To the Office Box Guide





Chat Box by Silen (Essential Line)
Silent Room by Narbutas (Classic Line)
Space by Silen (Prime Line)
★★★★☆
27.3 dB – Certified to ISO 23351-1
★★★☆☆
23 dB – Certified according to ISO 23351-1
★★★★★
30.4 dB – Certified according to ISO 23351-1
★★★★☆
Adjustable via touchscreen
★★★☆☆
Adjustable with control lever
★★★★★
With touchscreen / adjustable airflow
★★★★★
Dimmable via touchscreen / Light color can be changed
★★★☆☆
Dimmable with control lever
★★★★★
Dimmable with touchscreen / Light color can be changed
★★★★☆
Good pitch conditions
★★★★☆
Plenty of space, different versions
★★★★★
Very Good Space Conditions
★★★☆☆
Standard colours at no extra charge, special colours at additional cost
★★★★★
Many things individually configurable at no extra cost
★★★★★
Many things individually configurable at no extra charge
★★★★★
Movable has wheels, can be extended at any time, exterior cladding can be easily replaced
★★☆☆☆
Must be dismantled for relocation, little flexibility
★★★★★
Movable, it has casters, can be expanded at any time, external cladding can be easily replaced
★★★★★
from CHF 9,900.–
★★★★☆
from CHF 11,995.–
★★★☆☆
from CHF 15,990.–
You're in good company






This is what our customers say
Facts & Figures
97.5%
Customer Satisfaction
Our customers are our focus – almost all of them are completely satisfied with our products and our service.
42%
Share of regular customers
Almost half of our customers return to us again and again – a sign of trust and long-term satisfaction.
5.0
Review on Google
With a perfect 5-star rating on Google, the positive feedback reflects our commitment to quality and service.
- Standard Delivery: Standard delivery is to the curb. For complete furnishing, we deliver directly to the room of use by arrangement.
- Free Shipping: From an order value of CHF 1,500.
- Delivery to Point of Use: Optionally bookable for CHF 199/h (2-person team, from departure Zurich).
- Product Protection: Your delivery will be on pallets. Reusable pallets will be taken back, disposable pallets will not.
- Select your desired delivery service online.
- Provide the delivery address and contact details of a local contact person.
- You will receive a delivery date notification, preferably via SMS or alternatively by email.
- Confirm a suitable delivery date based on availability.
- Ensure you are present on the delivery date and accept the delivery.
- Products already assembled: Many of our products are already assembled, so assembly is only necessary in individual cases.
- Furniture in individual parts: Assembly of products delivered in individual parts is usually very simple (with the exception of meeting pods).
- Assembly service: We offer assembly services through our partner companies for CHF 199.–/h (2-person team, from departure Zurich).
- Meeting pods: Assembly flat rates for meeting pods vary by region.





















