Aastra SIP / IP phones

Aastra releases new 51i SIP Phone

Aastra's new 51i SIP phone provides an entry-level solution to the Astra IP phone portfolio.

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Aastra VoIP / SIP Phone 51i		149Kb
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Aastra VoIP / SIP Phone 57i Asterisk Broadsoft		144Kb
Aastra VoIP / SIP Phone 57i-CT Asterisk Broadsoft		152Kb