You can enjoy crystal-clear voice calls because of the new Noise Cancellation technology. Yealink W77P IP Phone - Cordless - Corded - DECT, Bluetooth - Desktop, Wall Mountable - Black, Classic Gray. Compatible Devices: Yealink W57R, Yealink W59R, Yealink W56H, Yealink W78H, Yealink W73H.
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