Wherever. In Any Way.

  • The world's only mobile conference phone
  • Support for HD Voice on 3G network
  • USB for PC-based collaboration
  • Meeting size: up to 20 people
  • Battery gives 30 hours of call time
  • OmniSound®

The Konftel 300Mx is the world's only mobile conference phone. Insert the SIM card and start your meeting immediately, with no fuss or cables. Wherever you have cell phone coverage. However you want, thanks to the unit's versatility and support for PC-based collaboration.





You enjoy better sound quality than from a landline. The Konftel 300Mx is based on our OmniSound® audio technology and supports HD Voice on the mobile network. With natural, crystal-clear sound, the nuances of the call come across and the dialogue can flow smoothly. Connecting expansion microphones enables up to 20 people to be heard with superb clarity.





Perfect for collaboration
A USB port makes the Konftel 300Mx ready for all the apps and services we use to communicate and collaborate via computers – such as Skype for Business, Cisco Spark, Avaya Zang, Unify Circuit and Google Hangouts. Don't compromise on audio quality when your teamwork goes "live" in an online meeting.





For the mobile company
Konftel's mobile conference telephone is perfect if your company has chosen a fully mobile communications solution or if you need to supplement fixed devices. The battery provides up to 30 hours of talk time and charges when the Konftel 300Mx is placed on the supplied charging cradle.





  • Product name: Konftel 300Mx
  • Item number: 910101083
  • Contents: The Konftel 300Mx is supplied with a battery (900102095), charging cradle (900102094), USB cable (900103388), power cable (900103401) and AC adapter (900102125).
  • Product documentation: Manual online in English, French, German, Spanish and Swedish. Quick Reference Guide in Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish and Turkish.
  • Warranty: 2 years (battery 1 year).
  • Size: Konftel 300Mx: Diameter 240 mm, height 77 mm Konftel charger: Size 180x165 mm.
  • Weight: Konftel 300Mx: 1 kg. Konftel charging cradle: 220 g.
  • Color: Licorice 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, line mode, conference guide.
  • Menu languages: Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Russian, Spanish, Swedish, Turkish.
  • Phone book: 200 contacts.
  • Conference guide: 20 groups.

Call features

  • During calls: Put calls on hold. Call waiting. Park/retrieve calls (if supported by exchange). Move incoming calls. Request. Music on hold. Dial plan.
  • Multi-party calls: Support for multiparty calls if supported by exchange.

Power supply

  • Battery: 5200 mAh, up to 60 hours of call time/270 hours standby.
  • AC adapter: 100-240 V AC/14 V DC.
  • Konftel charger: Yes.


  • USB: 2.0 Mini B.
  • Mobile phone: SIM with support for PIN/PUK.


  • Security: EN 60950-1:2006/A11:2009. EN 60950-1:2006/A1:2010. EN 60950-1:2006/A12:2011. EN 60950-1:2006/A2:2013. IEC 60950-1:2005/A1+A2.
  • EMC: EN 301489-1 V1.9.2. EN 301489-24 V1.5.1. EN 62311.
  • Radio: EN 301 908-1 V3.2.1 (2007). TS 151 00-1 V4.9.0 (2002).

Connection to devices

  • Expansion microphones: 2 x modular 4/4.

Audio specifications

  • Technology: OmniSound® with support for HD audio, full duplex, automatic echo cancellation and noise suppression.
  • Microphone: Omnidirectional 360˚.
  • Reception area: Up to 12 people (30 m²). With expansion microphones, up to 20 people (70 m²).
  • Speaker: 2G 200 – 3300 Hz, 3G 200 – 7000 Hz, USB 200 – 7000 Hz.
  • Volume: Max 90 db SPL 0.5 m.
  • Equalizer: Dark, neutral, bright.

Additional features

  • Line bridging function: USB + Cell phone.
  • Recording: Support for SD/SDHC (≤32 GB) memory card.
  • Software upgrades: The Konftel upgrade utility (for Microsoft Windows) upgrades the software via USB. It is also possible to upgrade via an SD card.


  • Temperature: 5° – 40°C.
  • Relative humidity: 20 – 80% condensation-free.


SKU 910101083
Barcode # 7394001010797
Brand konftel
Shipping Weight 1.5000kg

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