Urban S1³ – telephone box / phone box for 1 person **Stocked goods including interior fittings** (3rd generation)

1. Improved acoustics & sound insulation

• optimized multi-layer wall structure
• further improved sound absorption in the interior
• noticeably quieter conversation atmosphere

Result: less background noise, higher speech intelligibility

2. Significantly quieter and more efficient ventilation

• newly developed ventilation system
• even airflow
• complete air exchange approximately every 2 minutes
• Extremely quiet operation – even during longer calls

Result: better air quality with very low fan noise

3. Higher quality materials & sturdier construction

• Aluminum frame ≥ 1.5mm
• additional powder-coated steel panels (1.0mm)
• more precise processing

Result: more durable, higher quality, more professional

4. New design & configuration options

• new exterior colors and interior colors for acoustic panels
• selectable Frame shapes (square, round, flattened)

5. Smart Plus Glass – thought ahead

• continue 32 ± 3 dB sound insulation
• optional with switchable smart glass

6. Barrier-free meeting boxes – Urban-Line 3rd generation

• Interpretation according to the central requirements of DIN 18040
• available as M1³ barrier-free, L1³ barrier-free and L2³ barrier-free

Sound insulation (measured according to the latest ISO 23351-1 standard):

• Plus: 32±3 dB (ISO Class A)
  • Massively improved sound insulation for the highest demands on discretion and focus.

(Important: The "Plus" option offers optimal protection in the relevant frequency range of human speech).

💡 Good to know: How to read our acoustic values

• Certified standards: Tested according to ISO 23351-1.
• The masking effect: A normal office has a basic noise level of around 45 dB. If our box attenuates a conversation to 30 dB, the room absorbs the remaining noise.

Dimensions

• Outside: 960 × 1000 × 2185mm
• Inside: 813 × 989 × 2005mm

Weight

• approx. 243kg

Electricity & Certification

• 110-220V/50Hz
• Certification: CE compliant to EU standards
• WEEE reg. no.: Registration under the WEEE reg. no. DE 46457506
• Fire protection: Panels Class A / Carpet B1 (flame retardant)

Guarantee

• 5 years on frame & construction

Fire protection (certified safety)

The Urban-Line meets the highest international fire protection standards:

• Acoustic panels (walls): Certified to ASTM E84 Class A (highest category). Corresponds to the German classification "flame retardant".
• Floor covering (carpet): Certified to GB 8624-2012 Class B1 (C). This makes the carpet official flame retardant classified.

Compliance & Environment

• CE conformity: The SoSilent Urban S1³ complies with all relevant European guidelines regarding safety and environmental protection.
• WEEE registration: SoSilent GmbH is registered under the WEEE reg. no. DE 46457506 registered to ensure complete compliance with electrical law.

We will be happy to provide you with detailed test reports (SGS) upon request.

This express model already includes the complete furnishing:

• Table: Urban-Line S table (anthracite)
• Seating furniture: Bar Chair (Grey)

Note: The price shown already includes the interior fittings listed.

Exterior colors

• White

Interior colors – acoustic panels

• Silver gray (standard)
• Material: High-density acoustic polyester (fire protection: Class A)

floor

• Carpet in Anthracite (Fire protection: B1 / flame retardant)

• Telephone box in open space / phone box for confidential conversations
• Acoustic telephone box for video calls