Sunt multi parametri, cam asa ceva: Technical Data: Rated power 40 W Maximum power 60 W Nominal impedance Z 8 Ohm Frequency response fu–13000 Hz (fu: Lower cut-off frequency depending on cabinet) . Mean sound pressure level 90 dB (1 W/1 m) Opening angle (-6 dB) 58°/4000 Hz Excursion limit +/−7,5 mm Resonance frequency fs 78 Hz Magnetic induction 1 T Magnetic flux 250 µWb Height of front pole-plate 4 mm Voice coil diameter 20 mm Height of winding 5,5 mm Cutout diameter 113 mm Net weight 0,62 kg D.C. resistance Rdc 7,2 Ohm Mechanical Q factor Qms 2,95 Electrical Q factor Qes 0,94 Total Q factor Qts 0,71 Equivalent volume Vas 7,4 l Effective piston area Sd 79 cm² Dynamically moved mass Mms 4,8 g Force factor Bxl 4,2 T m Inductance of the voice coil L 0,7 mH Temperature range −25 ... 70 °C Da, asta tocmai pentru ca asa a fost proiectat acel difuzor.