Use this unit to create short-circuit proof tap-off points on the trunk-line cabling. Each tap-off point allows for up to 4 channel selector connections or up to 2 table-top contribution units, such as delegate, chairman, or interpreter desks. The unit has 2 tap-off points and comes with cable restraining clamps, mounting holes and 6ft cable. It has 6-pole circular connectors for loop-through connections and tap-off connections. Dimensions: 1.37 x 1.91 . 5.57 in