• KONFTEL 250

    The nice thing about conference calls

  • Room type: Small to Medium

  • Expandable with additional microphones

  • Recording on memory card

  • Guide for multiparty calls

  • Two-year warranty

  • OmniSound®

The Konftel 250 is an excellent choice when you want to hold standard telephone conferences without compromising on sound quality. Simply make the call and get straight down to business. No need for you, your colleagues and your partners to waste time on complicated setups.

The Konftel 250 is an excellent choice when you want to hold standard telephone conferences without compromising on sound quality. Simply make the call and get straight down to business. No need for you, your colleagues and your partners to waste time on complicated setups.

Grows with the task

The Konftel 250 is designed for small to medium conference rooms. It includes the option to connect a pair of expansion microphones to increase the pickup range for use in larger situations. The phone is equipped with Konftel's OmniSound® audio technology for crystal-clear sound in both directions.

…

Even the smallest noise can be a real distraction

That's why we've spent more than 30 years honing our OmniSound® audio technology. Perfection every time.

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Smart features

Save contacts in the phone book. The conference guide will take you through the steps to set up a multi-party call and create call groups. Record important calls on an SD memory card, as back-up for notes or to share at a later date.

Scandinavian design

The audio is expertly designed around our OmniSound technology, which comes as standard in all our products. The style of the Konftel 250 is anything but standard, allowing it to take pride of place in the finest conference rooms. The classic Scandinavian design is both visually appealing and functional.

Climate neutral products

Konftel is certified in line with the Climate Neutral standard. This means that we have offset all our greenhouse gas emissions and are taking action to further reduce those emissions. When you choose a Konftel product, you keep a clear climate conscience while supporting your organization’s growing need for video collaboration. Keep an eye out for the Climate Neutral Certified label, which indicates that all our products are climate neutral.

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Specifications

  • Room type: Small to Medium


  • Analog


  • Expandable with additional microphones


  • OmniSound®

  • Guide for multiparty calls

  • Climate Neutral Certified

  • Recording on memory card

  • Two-year warranty

Show technical spec

Technical specifications

  • General
  • Product name: Konftel 250
  • Item number: 910101065
  • The Konftel 250 is supplied with a phone line/power connection cable (900103385) and AC adapter (900102125).
  • Product documentation: Manual and Quick Reference Guide available online in Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Russian, Spanish, Swedish and Turkish.
  • Warranty: 2 years.
  • Size: Diameter 240 mm, height 77 mm
  • Weight: 1 kg.
  • Color: Charcoal black.
  • Anti-theft protection: Kensington security slot.
  • User interface
  • Display: Backlit monochrome LCD, 128 x 64 pixels.
  • Keypad: Alphanumeric 0–9, *, call/R, end call, mute, hold, volume up, volume down, 5 buttons for menu navigation, phone book, conference guide
  • Menu languages: Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Russian, Spanish, Swedish, Turkish.
  • Phone book: 50 contacts.
  • Conference guide: Stores up to 20 call groups. Support for multiparty calls.
  • Call features
  • During calls: Put calls on hold. Call waiting. Park/retrieve calls (if supported by PBX). Move incoming calls. Request. Music on hold. Dial plan.
  • Multi-party calls: Support for multiparty calls if supported by PBX.
  • Power supply
  • AC adapter: 100-240 V AC/14 V DC.
  • Connectivity
  • Analog: 6/6 modular (RJ11) to a public analogue telecommunication network or an analogue PBX
  • Approvals
  • Safety: EN 60950-1:2006/A1:2010. EN 60950-1:2006/A12:2011. EN 60950-1:2006/A2:2013. IEC 60950-1:2005/A1:2009.
  • EMC: EN 55022 (2010). EN 55024 (2010). EN 61000-3-2:2006+A1+A2. EN 6100-3-3:2013.
  • Tele: TBR21:1998.
  • Connection to devices
  • Expansion microphones: 2 x modular 4/4.
  • Audio specifications
  • Technology: OmniSound®.
  • Microphone: Omnidirectional 360˚.
  • Pick-up range: 4,5 m
  • Speaker: Frequency band 200 – 3300 Hz.
  • Volume: Max 90 dB SPL 0.5 m.
  • Equalizer: Dark, neutral, bright.
  • Additional features
  • Recording: Support for SD/SDHC (≤32 GB) memory card from software version 1.19.184.
  • Environment
  • Temperature: 5° – 40°C.
  • Relative humidity: 20 – 80% condensation-free.

Interoperability

The Konftel 250 connects to an analog line on the public telephone network or a PBX via an analog card.

ANALOG CONNECTION
Connects to analog public telephone line or PBX with an analogue card via a Modular 6/6, RJ11.

Video

Konftel 300-series SD-call recording

Learn how to record a conference call with the Konftel conference phones. SD-call recording is available in...

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Add expansion microphones to your Konftel

Expansion microphones is available for Konftel 250, Konftel 300, Konftel 300IP and Konftel 300M.

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Dr Sound explains distortion

On this exiting trip into the world of sound and acoustics Dr Sound will focus on explaining the concept of...

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Documents

  • Related documents
  • Product Guide Audio

    Document downloading

  • Extended Use

    Document downloading

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