Rated power    30 W

Maximum power    50 W

Nominal impedance Z    4 Ohm

Frequency response    100–20000 Hz

Mean sound pressure level    82 dB (1 W/1 m)

Opening angle (-6 dB)    180°/4000 Hz

Excursion limit    +/−2.5 mm

Resonance frequency fs    120 Hz

Magnetic induction    0.8 T

Magnetic flux    200 µWb

Height of front pole-plate    4 mm

Voice coil diameter    20 mm

Height of winding    4.5 mm

Cutout diameter    73 mm

Net weight    0.28 kg

D.C. resistance Rdc    3.5 Ohm

Mechanical Q factor Qms    3.61

Electrical Q factor Qes    0.85

Total Q factor Qts    0.69

Equivalent volume Vas    1 l

Effective piston area Sd    31 cm²

Dynamically moved mass Mms    2.5 g

Force factor Bxl    2.2 T m

Inductance of the voice coil L    0.4 mH

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

Temperature range    –25 ... 70 °C