Sonance - VPBPC4R - Visual Performance Bandpass Connector for BPS8 Subwoofer (Each) - Black - Open Box

Mount your subwoofer where you need it most with this Sonance band-pass connecter. The low-profile design lets you install the speaker flush to the wall or ceiling, and the smooth exterior ensures you can paint the connector to match the wall or ceiling color. This Sonance band-pass connector has a perforated grille to let sound flow freely.