Loudspeaker connection box AP W.1 gray. Loudspeaker connection box with hinged lid AP, with labeling field, IP55, with plug-in terminals (both sides), with an entry for 2 cables and an entry for cable or pipe, full-surface seal under the housing base to seal the rear of the housing, with transparent, closing hinged lid, can be manually snapped in to achieve protection level IP55, easily accessible, funnel-shaped mounting holes in the housing, easy installation of the insert in the frame with hinged lid by snapping into place, secure fixation of the frame with hinged lid to the housing via bayonet quick-release fastener.