Connection plate with Neutrik Speakon connector, designed for use with flush-mount electrical boxes exceeding 47 mm in depth. The existing CP45 solderless panel range is not compatible with WB45 surface-mount boxes. Available in black (/B) and white (/W). The 45 x 45 mm size is compatible with AUDAC, Niko, Legrand, and other standard 45 x 45 mm mounting frames and cover plates.