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Color：
Business black
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Size：
374*330*70mm
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Net weight：
0.93kg，2100g(Packaging)
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Displays：
128*64 pixel backlight LCD
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Audio Features：
360-degree high-coverage sound pickup, cancellation, intelligent dynamic noise reduction, automatic gain control, full-duplex, fireproof environmentally friendly materials
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Functional features：
The PSTN President Extended Conference Phone is an analog-based conference phone equipped with a 6.5mm audio interface based on the PSTN Extended Version, which can be connected with external active speakers expansion microphones, suitable for medium to large conference rooms.
