Audax’ Data (we think):

Fs = 30.30 Hz
Qms = 2.4000
Qes = 0.5249
Qts = 0.4307
Vas = 101.79 Liters
Cms = 1.3699E-3 M/N
Re = 6.00 Ohms
BL = 6.62 N/A
Sd = 0.0230 Sq. Meters
Mms = 0.02014 Kg
Ref Efficiency = 0.519 %
Predicted Output = 89.35 dB/1W/1M
Predicted Sensitivity = 90.60 dB/2.83v/1M
Xmax = 6.35 mm