| Model |
CP‑7821‑W‑K9 |
| Lines Supported |
2 lines |
| Display |
Monochrome LCD, 3.5″ (89 mm), 396 × 162 pixels, white backlit |
| Voice Codecs |
G.722, G.729a, G.711μ/a, iLBC, OPUS |
| VoIP Protocols |
SIP, SRTP |
| Networking |
Built‑in 10/100BASE‑T switch (LAN + PC pass‑through) |
| QoS Support |
IEEE 802.1Q (VLAN), IEEE 802.1p |
| Security |
IEEE 802.1X, SRTP, CDP, static or DHCP IP |
| Power |
PoE Class 1 (IEEE 802.3af) |
| Platform Compatibility |
Cisco Unified Communications Manager 8.5.1+ and Cisco Business Edition 6000 |
| Body Material |
Polycarbonate ABS (White) |
| Weight |
867 g (30.6 oz) |
| Dimensions (excludes foot stand) |
207 × 206 × 28 mm (~8.1″ × 8.1″ × 1.1″) |
| Mounting Options |
Desk‑top or wall‑mountable (removable foot stand: supports 30°/45° angle) |
| Energy Efficiency |
PoE Class 1, EnergyWise™, Energy Star certified |
| Supported Languages |
Danish, Hebrew, Hungarian, Czech, Croatian, Slovenian, Thai, Slovak, Brazilian Portuguese, English, German, French, Italian, Norwegian, Portuguese, Polish, Finnish, Swedish, Russian, Spanish, Dutch, Greek, Turkish, Arabic, Bulgarian, Latvian, Lithuanian, Estonian, Serbian, Romanian, Catalan, Japanese, Chinese, Korean :contentReference[oaicite:1]{index=1} |
| Compliance / Certifications |
CISPR 22 Class B, CISPR 24, EN 61000‑3‑2/‑3, EN55024, EN55022, ICES‑003, AS/ACIF S004, FCC Part 68, UL 60950‑1, IEC/EN 60950‑1, AS/NZS 60950, GB 4943, VCCI Class B :contentReference[oaicite:2]{index=2} |
