A European format for digital transmission. E1 supports signals at 2 Mbps (32 channels at 64Kbps, with 2 channels reserved for signaling and controlling), versus the T1, which carries signals at 1.544 Mbps (24 channels at 64Kbps).
Polycom SoundStaion IP 6000 is a new generation conference phone, which offers some innovative features, including new stylish design and Polycom HD Voice technology. SoundStation IP 6000 is mostly suited for offices as well as small and medium sized conference rooms.