Cablenet 50 and 25 port RJ45 1u high density voice panel with punch down blocks at the rear for a maximum of 3 pairs (6 wires). The Cablenet voice panel has been designed for both digital and analogue applications depending on phone system to be installed. Typical wiring: Pair 4&5 Analogue, Pair 3&6 Panasonic Digital, Pair 1&2 BT Digital.