Polycom VVX EM50 Expansion Module
The Polycom VVX EM50 Expansion Module is easy to install and designed exclusively for the Polycom VVX 450 business IP phone, including matching look and feel. The VVX EM50 Expansion Module extends the functionality of your VVX 450 business IP phone with multifunctional line keys that can be set up as line registrations, call appearances, speed dials, direct stations and/or busy lamp field keys. Setup is fast and easy, as signalling and powering are provided by the VVX 450 host phone.
- 5.0 inch TFT colour LCD cWVGA (480×800 pixel) resolution.
- 30 multifunctional line keys.
- Dual-colour (red or green) illuminated LEDs for line status information.
- Powering starts automatically upon USB port connection; no additional power source is required.
- Up to two Expansion Modules can be attached to the VVX 450
- Busy Lamp Field feature
PoE: “Power over Ethernet”
PWR: “Power;” able to be plugged into an AC outlet