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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Calling Cards versus Call Shops

A decade ago, call shops were the most convenient way for tourists and immigrants to contact their families. Today however, this has changed, the number of ways getting in touch with their families abroad has increased with the Internet, and currently it is threatening to the survival of the call shops.

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