Logitech Speaker System Z523

Technical Specifications

40 watts (RMS)
Frequency response:  35 Hz – 20 kHz  
Satellites:
2 x 9.5 watts (RMS) (into 4 ohms, @1kHz, @10% THD)
Integrated volume & bass control
Subwoofer:
21 watts (RMS) (into 6 ohms, @100Hz, @10% THD)
Connections:
Inputs:  Stereo RCA, 3.5 mm primary input, 3.5 mm auxiliary input
Outputs:  3.5 mm headphone jack
Drivers:
Satellites:  2-inch dome drivers
Subwoofer:  5.25-inch down-firing subwoofer with 5.5-inch pressure driver
Speaker dimensions (H x W x D):
Satellites:  11.6 inches x 3.4 inches x 5.2 inches (19.5 cm x 8.6 cm x 13.3 cm)
Subwoofer:  10 inches x 9 inches x 9.5 inches (25.6 cm x 23. cm x 24 cm)