Classic S1³ - telephone box / phone box for 1 person

1. Solid construction & materials

• High-strength aluminum alloy (1.5~2.5 mm profile thickness)
• Combination of 10 mm tempered glass and special environmental protection records (9+12 mm)
• Highest stability thanks to robust frame construction

2. Ultra-quiet high-performance ventilation

• Fully automatic system with a throughput of 220 m³/h
• Noise level under full load extremely low (less than 35 dB)
• Stepless air circulation for an always fresh room climate

3. Maximum mobility & flexibility

• Equipped with movable castors for easy repositioning in the office
• Additional adjustable fixed feet for optimal stability on any surface
• Integrated power and network interfaces for immediate readiness

Select your desired protection level:

• Standard: 25±3 dB (ISO Class C Equivalent)
  Equipped with 10mm high strength film tempered glass. Ideal for moderate noise insulation in normal everyday office life.
• Plus: 28±3 dB (ISO Class B equivalent)
  Uses 11.14 mm sound-absorbing glass and a reinforced door frame. This version neutralizes speech noise (1000-4000 Hz) with peak values of over 38 dB.

💡 Good to know: Our cabins are optimized to filter the frequencies of human voices particularly strongly, making conversations practically inaudible to outsiders.

Dimensions

• Exterior: 1000 × 900 × 2350 mm
• Inside: 870 × 866 × 2128 mm

Weight

• approx. 328 kg

Equipment & connections

• 1 socket (220V), 1 USB port, 1 network interface
• Integrated 4000K LED light (neutral white)
• Anti-static, sound-absorbing low-pile carpet

Certification

• CE compliant: Meets all EU safety standards
• WEEE reg. no.: SoSilent GmbH is registered under the WEEE reg. no. DE 46457506 registered to ensure complete compliance with the Electrical Act.
• Fire protection: Certified sound-insulating environmental protection panels

Tested quality

The Classic Line was designed for safe use in commercial environments developed:

• Fire protection: Use of flame-retardant composite materials and safety glass.
• Conformity: Full CE certification for the electrical components and the overall system.
• Environmental: We fulfill our take-back obligations in accordance with ElektroG (WEEE).

We will be happy to provide you with test reports and technical certificates upon request.

The Classic Line is our most flexible model. The following options can be requested individually:

• Colors: Large selection (black, white, blue, green, orange, red, gray) or individual RAL special colors.
• Glass configuration: 1-sided, 2-sided or 3-sided glazed available.
• Smart Glass: Optional switchable glass (from transparent to milky via remote control).
• Branding: Individualization with your company logo or corporate design.

• Telephone box for confidential phone calls
• Retreat for focused work in the open Space
• Compact room for video calls
• Flexible room-in-room solution thanks to integrated wheels