Polycom
®
 SoundPoint
®
 IP Phones
The Polycom family of SoundPoint
®
 IP phones leverage 
the capabilities of SIP-based VoIP networks to deliver 
breakthrough voice quality and advanced features that 
make calls more ecient and productive.
Entry-Level
Polycom
®
 SoundPoint
®
 IP 321 and 331 Entry-level IP phones with enterprise-grade 
features and outstanding voice quality
PRODUCT REFERENCE GUIDE
Application targets:
Common areas, dorm rooms, wall-mounted deployments (SoundPoint IP 321), 
Cubicle, oce desk (SoundPoint IP 331)
Key Features:
•  2 Lines
•  Integrated PoE support
•  Full-duplex speakerphone with Clarity by Polycom™
•  102 x 33 pixel graphical LCD
•  15 dedicated hard keys, 3 context-sensitive soft keys
•  Two-port 10/100 Ethernet switch (SoundPoint IP 331)
•  Single 10/100 Ethernet port (SoundPoint IP 321)
 - SoundPoint IP 321 - PoE Only, 2200-12360-025
 - SoundPoint IP 331 - PoE Only, 2200-12365-025
SoundPoint IP 335 Two-line, entry-level phone providing unparalleled Polycom HD Voice™
Application targets:
Cubicle, oce desk
Key Features:
•  2 Lines
•  Integrated PoE support 
•  Polycom HD Voice for all audio paths with Polycom Acoustic Clarity™  
2 technology
•  102 x 33 pixel backlit grayscale graphical LCD
•  15 dedicated hard keys, 3 context-sensitive soft keys
•  Two-port 10/100 Ethernet switch
 - SoundPoint IP 335 - PoE Only, 2200-12375-025