Yealink SIP-T57W IP Phone - Corded - Corded/Cordless - Bluetooth, Wi-Fi - Wall Mountable, Desktop - Classic Gray. Equipped with built-in Bluetooth 4.2, dual-band 2.4GHz/5GHz Wi-Fi, and USB 2.0 port for recording, headsets, and up to three EXP50 expansion modules with 180 paperless DSS keys.
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