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Size Diameter 240 mm, height 77 mm
Weight 1 kg
Colour Charcoal black
Display screen Illuminated graphics (LCD), 128x64
Keypad Alphanumerical 0–9, *, off hook/F, on hook, mute, hold,
volume up, volume down, 5 buttons for menu navigation, line
mode, conference guide
Anti-theft protection Kensington security slot
Memory Support for SD memory cards up to 2 GB
Upgrades The Konftel Upgrade utility upgrades Konftel 300 software via
the USB connection
Connectivity
Analogue telephone connectivity
Modular 6/6 modular (RJ11) to a public analogue telecommuni-
cation network or an analogue PBX
PC connectivity USB 2.0 Mini B
Mobile/DECT connectivity 6/6 DEC
Power supply AC adapter 100–240 V AC/14 V DC
Expansion microphones 2 modular 4/4
Auxiliary Modular 4/4 for wireless headset
Audio
Technology OmniSound
®
HD
Microphone Omni-directional
Reception area Up to 30 metres
2
, >10 people
Speakers Frequency band 200–3300 Hz, analogue line
200–7000 Hz, USB VoIP
150–15000 Hz, USB playback
Sound level 90 dB SPL 0.5 m
Equalizer Three pitches: soft, neutral, bright
TECHNICAL SPECIFICATIONS