Features:1) Size (W x H x D): 16 x 10 x 2.8cm2) Power supply: battery (AAA 1.5V x 4), DC 5V (USB cable for PC),or AC power adaptor cord (output: 6V, 300 - 800mA)3) Speaker unit: 52mm x 2W x 2 (4 ohm)4

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) Size (W x H x D): 15.5 x 10 x 2.5cm2) Speaker unit: 52mm x 2W x 2 (4 ohm)3) Output power: 2W x 2 (1kHz 10% THD)4) Frequency response: 100Hz - 20kHz5) Battery life: above 12 hours6) With a

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) 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

Specification:1) Fixed power: 0.85W x 22) Fixed resistance: 8Ω3) Input sensitivity: >90dB4) Distortion rate:5) Power: DC1.5-3.0V6) Battery: 1 x AAAFeature:1.wounderful sound be born2.the newest

Features:1) Fixed power: 0.85W x 22) Fixed resistance: 8Ω3) Input sensitivity: >90dB4) Distortion rate:5) Power: DC1.5-3.0V6) Battery: 1 x AAA

Specifications: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 (4 ohms)3) Output power: 2W x 2 (1kHz 1

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)