CISCO Original New F/S 7800 Series SIP VolP Phone CP-7821-K9 Video,Demo, How It Works & Features

2026-06-24 5020

Product Specifications

CP-7821-K9
Key Phone
Wireless Phone, Common Key Phone, Caller Number Presentation Phone, VoIP Phone
With Display
Without Touch Screen
DTMF
Not Support Voice Mail
WAV
Non-Customized
SIP, SRTP
G.711A, G.711u, G.722, G.729ab, iLBC
IEEE 802.1p, IEEE 802.1Q (VLAN)
DHCP, Static
Cisco Discovery Protocol (CDP), SRTP
2 X Ethernet 10Base-T/100Base-TX
2 lines
IEEE 802.1X
Base
Keypad
Yes
396 X 162 pixels
RJ-45
Wired
CISC0
Original
207 x 195 x 33mm (exclude foot stand)
China
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