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SLT Interface Board, 4ports.

SLIB4 can be installed on the SLIB/DTIB connector, and provides 4 SLT ports, and 2 DTMF receivers. The SLIB4 and SLT are connected with a RJ45 Modular Jack, MJ3 and SLIB4 has a din connector, CN3, to connect expansion modules like VOIM, SLIM, and DTIM.


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