補充一下規格說明:

Wharfedal Music Centre
120w (180w PMPO)
90 dB 8 ohms
2 x 130mm Bass
25mm Dome Tweeter
175 x 495 x 200mm


B&W CC6 S2
2.5-way 4th-order vented-box centre channel system with magnetic shielding
Dimensions Height: 151mm (5.9in)
Width: 450mm (17.7in)
Depth: 275mm (10.8in)
Net Weight 6.3kg / 14lb
Frequency Response 78Hz - 20kHz ?2dB on reference axis
Frequency Range -6dB at 58Hz and 30kHz
Sensitivity 89dB spl (2.83V 1m)
Nominal Impedance 8 ohms (minimum 5 ohms)
Power Handling 25 - 120W into 8 ohms on unclipped programme
Drive Units 1x 26mm (1in) metal dome high-frequency
2x 120mm (5in) woven Kevlar?cone bass/midrange
Finish Black Ash vinyl & Cherry
Grille: Black Cloth
Dispersion: Within 2dB of response on reference axis
Horizontal: over 20?arc
Vertical: over 40?arc
Harmonic distortion: 2nd & 3rd harmonics
<1% 85Hz - 20kHz (90dB spl, 1m)
Max. recommended cable impedance: 0.1 ohms
Crossover frequencies: 400Hz, 4kHz