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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You will see: Making calls at work will be an entirely positive experience in the future. Yealink W52P. Phone book capacity: 500 entries. Voice codec: G.711, G.723, G.726, lb. Fully factory reset and upgraded to the latest firmware.
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eBay
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1x Refurbished Yealink SIP-T58WPRO phone. Condition: Overall, this item is in outstanding shape, showing very little wear or signs of previous use. Model: SIP-T58WPRO.
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Yealink SIP-T42S IP Phone. The T4S range has updated firmware which provides a faster, more responsive interface. Yealink's Optima HD Voice technology provides clear Wideband audio and dual Gigabit Ethernet ports provide super fast data transfer.
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The Avaya IP Phone J129 is a one line phone that can support two concurrent calls. OPUS Codec, G.711a / u, G.722, G.726A, G.729, G.729A, G.729AB. Single line phone, supports two concurrent calls •. Three context-sensitive soft keys.
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