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TECHNICAL SPECIFICATIONS Dispersion HxV   90x20º Throat diameter   12x208 mm 0.47x8.19 in Horizontal beamwidth   90º (+22º -46º) (-6dB 1.2 - 16kHz) Vertical beamwidth   20º (+27º -15º) (-6dB 2 - 16kHz) Directivity factor (Q)   60 (media/average 1.2 - 16kHz) Directivity index (DI)   15.5dB (+7dB -8.1dB)   CONSTRUCTIVE DETAILS Dimensions (WxHxD)   210x250x147mm Baffle cutout dimensions (WxH)   174x247mm Net weight   1.5 kg 3.3 lb Total weight   1.8 kg 3.96 lb Material   Aluminium