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Thông số kỹ thuật Cisco VoIP phone CP-7821-K9

• Two-lines deliver more efficient call handling.
• High-resolution graphical grayscale display makes viewing easier.
• Dedicated fixed keys (Includes messaging, directory, speaker, and a two-way navigation button) ease communications for increased productivity.
• Built-in speakerphone supports hands-free communications.
• Wideband audio enhances clarity with the handset, speaker, or a headset.