Nominal Basket Diameter 15"  380mm
Nominal Impedance 8 ohm
Nominal Power Handling(AES) 800W
Continuous Power Handling 1600W
Resonance 37HZ
Usable Frequency Range 37HZ-1KHZ
Sensitivity 96 dB
Magnet Weight 126 oz
Voice coil (TIL) 4" 99.2mm
THIELE&SMALL PARAMETERS 
Resonant Frequency fs 37HZ
DC Resistance Re 5.1ohm
Mechanical Q Qms 6.57
Electromagnetic Q Qes 0.35
Total Q Qts 0.34
Compliance Equivalent Volume VAS 118.17 Ltr
Mechanical Compliance of Suspension (Cms)  113.93uM/N
BL Product BL 23T-M
Diaphragm Mass Lnc.Airload Mms 154 grams
MOUNTING INFORMATION 
Overall Diameter 390mm
Baffle Hole Diameter 358mm
Mounting Holes Diameter 7mm
Mounting Holes P.C.D 370mm
Depth 178mm
Net Weight 12kg
Shipping Weight 13.5kg
Packing Size: 420x415x435mm (2PCS)

20”/740pcs  40”/1530pcs  40”H/1790pcs