$320
- 4.3″ TFT (480 x 272) LCD screen
- 28 illuminated bi-color programmable line keys
- 3 Page View soft keys to access additional contacts
- Compatible with
- Polycom® VVX® 300/310/301/311
- Polycom® VVX® 400/410/401/411
- Polycom® VVX® 500/501
- Polycom® VVX® 600/601
- Up to three VVX Expansion Modules can be attached to any VVX phone