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Color：
Business black
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Ruler inch：
150*43.5mm；net weight：393.5g
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Even catch：
2.4G wireless adapter connection
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Battery capacity：
3000mAh
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Audio Features：
360° intelligent sound pickup, 384ms cancellation, intelligent dynamic noise reduction, automatic gain control, full duplex
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Functional features：
Connect to a computer or conference board through a 2.4G wireless adapter to act as an audio input output device for video conferencing voice conferencing
