Features:1) RMS: 2W + 2W + 5W2) Driver dimensions:3) Frequency response:4) L: 200Hz - 18kHz5) R: 200Hz - 18kHz6) Bass: 90Hz - 400kHz

Features:1) Power supply: battery (AAA 1.5V x 4), DC 5V (USB cable for PC), or AC poweradaptor cord (output 6V, 300-800Ma)2) Speaker unit: 52mm x 2W x 2 (4Ω)3) Output power: 2W x 2 (1kHz 10% THD)

Features:1) Power supply: battery (AA 1.5V x 4), DC 9V (USB cable for PC), or AC power adaptorcord (output 9V, 300-800Ma)2) Speaker unit: 36mm x 2W x 2 (4Ω)3) Output power: 2W x 2 (1kHz 10% THD)

1) Easy-to-use touch controls2) Touch volume control: just a touch increases or decreases the volume3) 4 high quality speakers integrated to one to give you best sound quality and deep sound effect4)

1) Power supply: USB, 4 x AAA batteries, DC 6V charge2) Speaker unit: dia. 36mm x 2W x 23) Output power: 1.2W x 2(1kHz 10% THD)4) Outer color: white5) Frequency response: 200Hz-12kHz6) Blue LED indica

1) Power supply: USB, 4 x AA batteries, DC 6V charge2) Output: 2.5W x 2 (1kHz 10%THD)3) Speaker: dia. 50mm x 3W x 24) Blue LED indicator light5) Frequency response: 200Hz-20kHz6) Dimensions: 19.2 x 12

1) Power supply: USB, 4 x AA batteries, DC 6V charge2) Output: 2.5W x 2 (1kHz 10%THD)3) Speaker: dia. 50mm x 3W x 24) Blue LED indicator light5) Frequency response: 200Hz-20kHz6) Dimensions: 19.2 x 12

Features:1) Stereo, deep bass sound provided by high precision drives2) MP3 / WMA playback3) SD / MMC card slot4) Card reading function (directly reading and writing from PC)5) Convenient connection w

Features:1) Open size: 19.5 x 6.3 x 6.6cm2) Folded size: 10 x 6.3 x 6.7cm3) Power supply: battery (AAA 1.5V x 4), DC 5V (USB cable for PC),or AC power adaptor cord (output 6V, 300-800mA)4) Speaker uni