Quick Response for Sound Pressure ✹High-Density Foam Surround The strong and light urethane surround allows quick response for clear, natural sound. ✹Wider Surround The surround is 50% wider than the previous model, with increased sound pressure levels in the low frequencies. CS-G1200 Conventional Subwoofer CS-G1200 ✹Rigid Structure 12” (30cm) Subwoofer Unit The full-covering cap prevents the woofer from deforming and increases its strength, to provide clear, distortion-free bass. CS-G1200 Conventional Subwoofer Recommended System CS-VS607 KW-AVX740 CS-VS607 Recommended Enclosure Size Sealed Type Front Front 0. 5 cu/ft (1 cu/ft recommended) Rear KS-AX3104 Rear CS-V6947 KS-AX3101D CS-V6947 Ported Type 1-1. 8 cu/ft (1. 2 cu/ft recommended) CS-G1200 Key Specifications Dimensions CS-G1200 Size Power Handling Capacity (Peak) Power Handling Capacity (RMS) Sensitivity Frequency Response Impedance Fs Qts Vas Magnet Mass Hole Cutout Diameter Mounting Depth Weight (NET) 12” (30 cm) 1200W 250W 87. 5dB/W. m 25 - 2,500Hz 4Ω 34. 4Hz 0. 747 2. 08 ft3 39 oz Dia. 10 31/32” (278 mm) 5 3/8” (136. 3 mm) 4. 0kg (8. 9 lbs. ) CS-G1200 12-25/32 inch (324. 6 mm) 12-1/16 inch (306 mm) 7/32 inch (5. 2 mm) x 8 HOLES 6-15/32 inch (164. 3 mm) 6-9/16 inch (166. 3 mm) 5-17/32 inch (140 mm) 12-27/32 inch (325. 5 mm) 10-29/32 inch (276. 5 mm) 5-3/8 inch (136. 3 mm) 1-7/32 inch (30...