The C47B available in 2 options C47B in Black color and C47BW in white color. The C47 Series are low-profile unidirectional condenser boundary microphone is recommended for unobtrusive table, ceiling, or panel-mount applications in high-quality sound reinforcement, professional recording and teleconferencing mounts unobtrusively in table-tops, ceilings and wall panels, it has self-contained power module. Designed for permanent surface mount installation, with an XLRM-type output connector, eliminating the need for an external power module. Protected by a rugged all-metal case with a two-layer steel mesh grille, the microphone has a unidirectional pattern for enhanced gain before feedback and improved S/N ratio. Rugged all-metal case with a two-layer steel mesh grille isolators provide mechanical dampening of mounting-surface vibration.