Polycom SoundStation DUO Conference Phone – Analog and IP Conference Phone:

Polycom® SoundStation Duo™ is a dual-mode conference phone with built-in investment protection since you can use it in analog or IP mode.

Advanced IP conference phone with Polycom HD Voice™ clarity, 3 meter microphone pickup range.
Designed for executive offices and conference rooms with up to 6 participants.
Strong performance at an affordable price.
Interoperable with leading SIP-based IP PBX and Softswitch platforms.