Avaya B189 SIP VoiP IP Conference Phone - 5 inch Touch Screen - New Unused

Avaya B189 SIP VoiP IP Conference Phone. Microphone range(with Expansion mic): Up to 25 - 2000 sq.ft. Microphone range: Up to 18 - 1250 sq.ft. Sound Technology: OmniSound™ 2.0 – Super-wideband audio.

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