X-230 speakers from Logitech.

MODEL- 970123             VENDOR- LOGITECH INC  
 
FEATURES- X-230 2.1 Speaker System- Black finish, Retail
       Frequency Directed Dual Driver satellite technology produces a 
        uniform soundfield for full, rich sound. 
       Dynamic, real-time bass equalization maximizes bass response while 
        minimizing distortion. 
       Ported subwoofer design displaces more air for deeper bass. 
       Headphone jack enables private listening. 
       Master volume & subwoofer level controls placed for quick, 
        convenient access. 
       Logitechs FDD2 dual driver technology produces a uniform soundfield 
        and eliminates uneven response and hot spots created by 
        conventional dual driver designs. 
       Satellite speaker stands rotate For easy wall mounting.
   Includes (2) Satellite Speakers, Subwoofer, Color coded audio cables and 
      Users manual.
  
  -- SPECIFICATIONs -------------------------------------------
POWER OUTPUT         - Total     : 32 watts RMS
                       Subwoofer : 20 watts RMS
                       Satellites: 12 watts RMS (6W x 2)
                       Total Peak: 64 watts
FREQUENCY RESPONSE   - 40Hz ~ 20kHz
SIGNAL-to-NOISE RATIO- > 96 dB(A)
DRIVERS              - Satellites: 2" high excursion driver (2/satellite)
                       Subwoofer : 5.25" ported driver
SIZE- Satellites: 2.5"w x 8.0"h x 3.0"d
      Subwoofer : 6.0"w x 9.0"h x 9.25"d
  www.logitech.com