Rated power    4 W

Maximum power    5 W

Nominal impedance Z    8 Ohm

Frequency response    85−20000 Hz

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

Resonance frequency fs    141 Hz

Magnetic induction    1.15 T

Magnetic flux    184 µWb

Height of front pole-plate    2 mm

Voice coil diameter    25.5 mm

Height of winding    1.8 mm

Net weight    60 g

D.C. resistance Rdc    7.1 Ohm

Mechanical Q factor Qms    3.16

Electrical Q factor Qes    2.55

Total Q factor Qts    1.41

Equivalent volume Vas    0.42 l

Effective piston area Sd    26.8 cm²

Dynamically moved mass Mms    3.0 g

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

Protective system    IP 63 *)