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Headset setup instruction for using EHS cable with Aastra Phones - 6753i, 6755i, 6757i, and 6757i
Aastra 6757i (57i) IP Phone (A1757-0131-10-01) – Atlas Phones
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Aastra Model 6757i IP Phone
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Computer Wireless headset For Aastra / Mitel 5370, 5370ip, 5380, 5380ip, 5730 ip, 6739i, 6751i, 6753i, 6755i, 6757i, 6757iCT, 6771, 6773ip, 6775ip, 7434ip, office 80 ip + Computer VoIP calls
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Certified Aastra Phone Compatible Headsets
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Aastra 6757i User Guide
Aastra ehs guide - IPN Headsets
Aastra 6757i-CT Display VoIP Base Phone w/ Cordless Handset