S4s

Specifications

Enclosure alignment:3-way acoustic suspension
Driver compliment:
DPC-Array: 28mm Beryllium 28mm(2) Textreme TPCD
Woofers:180mm Textreme TPCD
Sensitivity(2pi):88.8dB / 2.83v / 1.0m
Impedance:4Ω nominal / 3.2Ω min
Frequency Response (+/-1.5dB):100 – 20kHz Listening Window
Frequency Response (-10dB):39 – 37kHz
Typical In Room bass extension:33Hz
Dimensions (HxWxD):405 x 240 x 185mm 15.9 x 9.5 x 7.3″
Weight:9.5 kg (20.9 lbs.)
Recommended Amplifier Power : 50 – 300W RMS
SPL capability (100-20kHz) : 111dB peak <2% – 2nd, 3rd Harmonics
Certification: THX Dominus, THX Ultra
Available finishes: Piano black, Gloss white