DKSUB16 Strata DK16 Base Key Service Unit with Power Supply and Battery Charger. Equipped with a 4 loop start CO line circuits and 8 digital telephone circuits built-in. Includes external page Interface, MOH/BGM Interface, power failure transfer (1 line to 1 station) and miscellaneous relay control.

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• Maximum configuration with expansion, 8 lines x 16 digital stations x 4 single line phones