Place of Origin
Beijing, China
Product name
7821 IP Phone CP-7821-K9=
Indicators & Controls
Lighted Message Waiting Indicator
Voice Codec
G.711a, G.711u, G.729, G.729a, G.729ab, and iLBC
Call Services
Call Forwarding, Call Hold, Call Transfer, Call Waiting,etc
Main Features
Integrated Ethernet switch, Multiple VoIP protocol support
Keywords
Business-level IP phone
Product Name
full-duplex speakerphone