Polycom SoundPoint IP 550 4-Line SIP Desktop Phone with Power Supply and HD Voice
SoundPoint IP 550 4-Line SIP Desktop Phone with Power Supply and HD Voice | |
Product Type | IP Phone |
IP Phone Technology | VoIP |
Form Factor | Desktop |
Number of Network (RJ-45) Ports | 2 |
Network (RJ-45) | Yes |
Country of Origin | Thailand |
Product Model | IP 550 |
Product Line | SoundPoint |
Buttons & Keys Type | Volume Control
Hold Button Call Transfer Redial Call Forward Speaker |
Backlight | Yes |
Certifications & Standards | Approvals:
|
Communication Protocols | SIP |
Voice Codec | G.722
G.711 u/A G.729A (Annex B) |
Dialer Type | Keypad |
Quality of Service | IEEE 802.1p
802.1Q VLAN Support ToS DSCP |
Features | Date and Time
Call History Local Phone Book Adaptive Jitter Buffer Packet Loss Concealment Background Noise Suppression Calling Party Information Three-way Calling (Conference) Call Waiting Off-hook Call Placement Echo Cancellation Call Pick-up |
Screen Type | LCD |
Power Source | AC Adapter |
Screen Resolution | 320 x 160 |