Rated power    15 W

Maximum power    40 W

Nominal impedance Z    4 Ohm

Frequency response    70–18000 Hz

Mean sound pressure level    85 dB (1 W/1 m)

Opening angle (-6 dB)    79°/4000 Hz

Excursion limit    +/−2.5 mm

Resonance frequency fs    110 Hz

Magnetic induction    0.8 T

Magnetic flux    150 µWb

Height of front pole-plate    3 mm

Voice coil diameter    20 mm

Height of winding    4.5 mm

Cutout diameter    114 mm

Net weight    0.284 kg

D.C. resistance Rdc    3.4 Ohm

Mechanical Q factor Qms    5.61

Electrical Q factor Qes    2.8

Total Q factor Qts    1.87

Equivalent volume Vas    8.7 l

Effective piston area Sd    87 cm²

Dynamically moved mass Mms    3.8 g

Force factor Bxl    1.7 T m

Inductance of the voice coil L    0.1 mH

Connections    4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-)

Temperature range    −40 ... 70 °C