E1/T1

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).

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Voice and Video Conferencing

This is the feature, which allows two or more locations to interact between each other by using synchronized audio and video delivering a video conference call. Software applications such as Skype or Google Talk offer a free way of video conferencing.

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