Nominal Basket Diameter 15"  380mm
Nominal Impedance 8 ohm
Nominal Power Handling(AES) 1200W
Continuous Power Handling 2400W
Resonance 38HZ
Usable Frequency Range 38HZ-1KHZ
Sensitivity 95 dB
Magnet Weight 126 oz
Voice coil (TIL) 4" 99.2mm
THIELE&SMALL PARAMETERS 
Resonant Frequency fs 38HZ
DC Resistance Re 5.4ohm
Mechanical Q Qms 10.57
Electromagnetic Q Qes 0.34
Total Q Qts 0.33
Compliance Equivalent Volume VAS 165.17 Ltr
Mechanical Compliance of Suspension (Cms)  75.93uM/N
BL Product BL 28.3T-M
Diaphragm Mass Lnc.Airload Mms 182 grams
MOUNTING INFORMATION 
Overall Diameter 388mm
Baffle Hole Diameter 356mm
Mounting Holes Diameter 7mm
Mounting Holes P.C.D 372mm
Depth 180mm
Net Weight 12.6kg
Shipping Weight 14.2kg
Packing Size: 420x415x435mm (2PCS)

20”/740pcs  40”/1530pcs  40”H/1790pcs