Model:	Pro 4.5	Pro 3.5	Pro 2.5	Pro 1.5	Pro .5
Sytem Type:	Vented, tapered 2 way	Vented 2 way	Vented 2 way	Vented 2 way	Vented 2 way
Tweeters:	One 25mm multi-laminate dome	One 25mm multi-laminate dome	One 19mm soft dome	One 19mm soft dome	One 13mm dual hyperdome
Woofers:	Two 14cm injection molded diaphragm with rubber suspension.	One 16.5cm injection molded diaphragm with rubber suspension.	One 16.5cm injection molded diaphragm.	One 14cm injection molded diaphragm	One 13.3cm injection molded diaphragm
Frequency Response (+/-3dB):	39Hz - 20kHz	45Hz - 20kHz	48Hz - 20kHz	52Hz - 20kHz	60Hz - 20kHz
Crossover Points:	2000Hz	2000Hz	2300Hz	2300Hz	3000Hz
Room Efficiency:	92dB	91dB	91dB	90dB	89.5dB
Anechoic Sensitivity:	89dB	88dB	88dB	87dB	86.5dB
Impedence:	8 ohms nominal, 4.5 ohms minimum	8 ohms nominal, 4.5 ohms minimum	8 ohms nominal, 4.5 ohms minimum	8 ohms nominal, 4.5 ohms minimum	8 ohms nominal, 4.5 ohms minimum
Recommended Amp Power:	15 - 140 watts (RMS/CHNL)	15 - 120watts (RMS/CHNL)	15 - 110 watts (RMS/CHNL)	15 - 100 watts (RMS/CHNL)	15 - 80 watts (RMS/CHNL)
Dimensions: H x W x D (cm)	81.3 x 19.1 x 27.6	40 x 21.6 x 23.8	34.9 x 21.9 x 23.2	30.2 x 18.7 x 19.4	26.7 x 16.5 x 18.7
Weight: (pr.)	27.7 kg	15.6 kg	10 kg	9.0 kg	7.6 kg