| Display | Functionality | Wifi Ready? | Bluetooth? |
Poly Edge E550 | 5” color | 12-line keys; support for up to 48 lines, features, and contacts | Yes | Yes |
Poly Edge E450 | 3.5” color | 8-line keys; support for up to 32 lines, features, and contacts; also includes an additional 6-key display with 12 contacts | Yes | Yes |
Poly Edge E400 | 3.5” color | 8-line keys; support for up to 32 lines, features, and contacts; also includes an additional 6-key display with 12 contacts | No | No |
Poly Edge E350 | 3.5” color | 8-line keys; support for up to 32 lines, features, and contacts | Yes | Yes |
Poly Edge E320 | 3.5” color | 8-line keys; support for up to 32 lines, features, and contacts | No | Yes |
Poly Edge E220 | 2.8” color | 4-line keys; support for up to 32 lines, features, and contacts | No | Yes |
Poly Edge E100 | 2.8” color | 2-line keys supporting up to 8 lines, features, and contacts | No | No |