Product details

The Ground Zero GZIB 25BR is a high-performance passive vented subwoofer loaded enclosure from the brand's popular Iridium Series. Designed to deliver deep and precise low frequencies, it comes pre-installed with a high-quality 10-inch (25 cm) GZIW 25 subwoofer driver. Technical Specifications According to official details from Ground Zero Audio, this enclosure features the following technical characteristics: Power Handling: 250 Watts RMS Impedance: 4 Ohms Net Volume: 26 Litres (0.92 cu. ft.) Dimensions (W x H x D1/D2): 440 x 320 x 360/285 mm Enclosure Type: Front-vented wooden box with an EFP (Enhanced Flow Port) bass channel and an angled rear wall. Connection: Convenient push terminals for secure wiring. Key Features Enhanced Flow Port (EFP): The front-vented bass tunnel is engineered to optimize airflow. This reduces air turbulence and port noise, resulting in a cleaner, more efficient bass response across the entire bandwidth. Space-Saving Design: The angled rear wall is purpose-built to fit snugly against the back of your car's rear seats, maximizing available boot space while providing solid acoustic positioning. Robust Construction: Built using high-quality wood and finished in durable carpet with a stitched Ground Zero logo.