PW
Protokollwerk
360° Conference Speakerphone

360° conference audio. For every room.

The Proto Max is a 360° conference speakerphone with 4 omnidirectional microphones, full-duplex audio, and 27 hours of battery life. One unit covers meetings with up to 15 people. Two units, connected via daisy chain, cover rooms with up to 20 participants.

Buy nowView pricing

Software subscription separate · 60 min free

Proto Max – Product image
GDPR compliant
GDPR-compliant processing
On-Premise available
50+ Languages
360° Audio

360° pickup. 4 microphones.

Four built-in omnidirectional silicon microphones capture sound from every direction within a 6-meter radius. Full-duplex audio, echo cancellation, and DSP ensure clear, reliable conference audio.

  • 360° omnidirectional pickup with 4 microphones
  • Full-duplex audio — speak and listen simultaneously
  • Echo cancellation (AEC) and noise reduction
  • DSP-optimized voice processing
Proto Max 360° pickup demonstration
Use Cases

Designed for professional meetings.

Whether small team rooms or large conference spaces — one or two units cover the room.

Board & management meetings

Place it in the center of the table — the 360° pickup covers all participants regardless of seating position.

Team standups & workshops

Omnidirectional microphones capture all speakers, even in fast-paced discussions.

Client meetings & negotiations

Clear audio for professional conversations. Two units can be connected for larger tables.

Features at a glance.

Key capabilities of the Proto Max.

360° omnidirectional

4 silicon microphones capture sound from every direction within a 6-meter radius.

Daisy chain

Connect two units to double the coverage for large rooms and up to 20 participants.

27 h battery life

8000 mAh battery for all-day use. Full charge in 3 hours via USB-C PD.

Bluetooth 5.0

Wireless connection to laptop or smartphone. USB and dongle also supported.

Echo cancellation

AEC and noise reduction for clear, undistorted conference audio.

Enterprise data security

GDPR-compliant processing on secure servers with private and on-premise options.

Pricing

Choose your setup.

Single Unit

Single Unit

Ideal for huddle rooms and meetings up to 15 people.

EUR 449.–

Buy now
Bundle (2 Units)

Bundle (2 Units)

For large conference rooms and meetings up to 20 people.

EUR 799.–

Buy now
Technical Specifications

Specifications in detail.

Microphones4× digital silicon microphone array
Microphone typeOmnidirectional (360°)
Pickup radius (single)6 meters (20 ft)
Pickup radius (daisy chain)12 meters (39 ft)
Participants (single)Up to 15 people
Participants (daisy chain)Up to 20 people
Speaker5W / 120 dB
Battery8000 mAh (up to 27 h call time)
ChargingUSB-C PD2.0/3.0, 18W (3 h full charge)
ConnectivityUSB-C, Bluetooth 5.0, Wireless Dongle, 3.5 mm
Audio featuresFull duplex, AEC, noise reduction, DSP
SNR62 dB
Frequency range135 Hz – 20 kHz
DimensionsØ 180 mm × 37.4 mm
CompatibilityWindows, macOS, iOS, Android
App supportZoom, Teams, Meet, Skype, WebEx, and more

Your data. On secure servers.

Your meetings are confidential. The Proto Max works seamlessly with the Protokollwerk platform — all processing takes place exclusively on secure servers. GDPR-compliant and encrypted.

Security detailsGDPR compliance
FAQ

Frequently asked questions.

Everything you need to know about the Proto Max.

A single unit supports meetings with up to 15 participants in rooms of 15–30 m². By daisy-chaining two units, you can cover up to 20 participants in rooms of 30–60 m².
Simply connect two Proto Max units with the included 3.5 mm daisy chain cable. The second unit extends the pickup radius from 6 to 12 meters and doubles the room coverage.
The 8000 mAh battery provides up to 27 hours of call time. A full charge takes approximately 3 hours via USB-C PD (18W fast charging).
The Proto Max works with Windows, macOS, iOS, and Android. It is compatible with Zoom, Microsoft Teams, Google Meet, Skype, WebEx, and any other conferencing application.
Yes. The Proto Max supports Bluetooth 5.0 for wireless connection to your laptop or smartphone. For PCs, a wireless dongle is also included for plug-and-play connectivity.
Yes. The Proto Max works as a high-quality USB or Bluetooth microphone with the Protokollwerk app. All recordings are automatically transcribed, summarized, and stored on secure servers.

Discover more.

Proto Pro

The smartphone recorder with Vibration Conduction Technology.

Transcription

50+ languages with automatic language detection incl. German.

Security

GDPR-compliant, AES-256 encrypted, secure servers.

Ready to unlock the full value of your meetings?

Start for free – no credit card, no subscription. Simply sign up and get started instantly with Teams, Zoom, and Google Meet.

Book a DemoStart for Free
GDPR-compliant processing Ready in seconds 50+ Languages
TranscriptionDocument StudioSecurityPricing