Snapshot of Popular Polycom Phones IP320 & 330 | IP550 | IP650 | 
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| 2 Line Phone | 4 Line Phone | 6 Line Phone | - Entry-level phone
- Superb sound quality
- Speakerphone
- Integrated PoE
- Headset Connection
- SIP features
| - High-range phone
- Superb sound quality
- Backlit LCD display
- Speakerphone
- Integrated PoE
- Headset Connection
- SIP features
| - High-range phone
- Superb sound quality
- Backlit 320 x 160-pixel LCD display
- Speakerphone
- Integrated PoE
- Headset Connection
- Expandable with IP Modules
- SIP features
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