High performance C-CAM tweeter and driver technology. Robust solid sealed, high density polypropylene enclosure - UV rated. Full installation flexibility: 175º rotational bracket, (it also features angled sections and screw holes to provide corner fixing.). 15º angled wedge supplied for additional bracket versatility. frequency response: 50 Hz — 30 kHz. External dimensions: (H x W x D) 405 x 230 x 221 mm. environmental protection rating: IP55.