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.
KONFTEL 250
The nice thing about conference calls
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Room type: Small to Medium
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Expandable with additional microphones
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Recording on memory card
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Guide for multiparty calls
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Two-year warranty
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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.
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.
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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4 accessories available
Specifications
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Room type: Small to Medium
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Analog
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Expandable with additional microphones
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OmniSound®
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Guide for multiparty calls
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Climate Neutral Certified
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Recording on memory card
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Two-year warranty
Show technical spec
Technical specifications
- General
- Product name: Konftel 250
- Item number: 910101065
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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...
Watch videoAdd expansion microphones to your Konftel
Expansion microphones is available for Konftel 250, Konftel 300, Konftel 300IP and Konftel 300M.
Watch videoDr Sound explains distortion
On this exiting trip into the world of sound and acoustics Dr Sound will focus on explaining the concept of...
Watch videoDocuments
- Popular documents
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Product Data Sheet – Konftel 250
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Quick Guide – Konftel 250
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User Guide – Konftel 250
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Safety Declarations – Konftel 300 Series
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Declaration of Conformity - Konftel 250/300
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Download
- Related documents
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Product Guide Audio
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Extended Use
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Download
Need some help?
Visit our Support pages for more material, software updates, FAQ, videos, servicing and warranty information, and more.
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When you choose Konftel
Konftel is a pioneer in conference calls. We've been helping companies and organizations around the world to meet at a distance since our launch in 1988. Our conferencing solutions deliver superb audio and video quality for effective and eco-friendly collaboration. We are Climate Neutral Certified.
Would you like help finding the right products for your company? We're here to guide you towards the perfect solution. Simply contact Konftel sales. And have you tried our useful product selector?
Two-year warranty
All Konftel's products come with a two-year warranty. This provides peace of mind for customers and shows that our commitment doesn't end with the purchase. We also offer servicing beyond the warranty period. Find out more under Support.
Try before you buy
Companies can try a product before making their final decision. This demo option is available in most markets with Konftel distribution. Leave your contact details and a sales representative will be in touch.
