加上COSTCO speakers: $299.99
S 426 Tower Speakers Features:
System: 2-way bass-reflex
Woofer: 2 x 13.9 cm (5.5 in.)
Tweeter: 2.5 cm (1 in.)
Sensitivity: 89 dB
Frequency range: 48 - 20,000 Hz
Cross-over frequency: 2500 Hz
Impedance: 6 ohms
S420 Centre-channel Speaker Features:
System: 2-way closed
Woofer: 2 x 8.9 cm (3.5 in.)
Tweeter: 2.5 cm (1 in.)
Sensitivity: 87 dB
Frequency range: 90 - 20,000 Hz
Cross-over frequency: 2500 Hz
Impedance: 6 ohms
S420 Surround Speakers Features:
System: 2-way closed
Woofer: 8.9 cm (3.5)
Tweeter: 2.5 cm (1-in.)
Sensitivity: 86 dB
Frequency range: 90 - 20,000 Hz
Cross-over frequency: 2500 Hz
Impedance: 6 ohms