运动型无线MP3功能:高品质运动型便携式MP3播放器佩戴方便、舒适MP3/WMA音乐播放功能USB2.0传输播放时长约4小时支持Windowsme/xp/2000操作系统技术参数：支持格式:MP3/WMA/WAV-S/Nratio: 86dB-输出频率:20Hz-20KHz-内置电池:BuiltinRechargeableLi-ionbattery-接口：USB2.0interface-操作系统:windows98/2000/XP-适合工作稳定:-10~45degree-暂停/播放按键，易于操作-带有复位键-带有音量控制键+/--上下首歌曲可选择按键-扬声器功率2X10MW-附件：说明书，USB数据线 SportwirelessMP3features:high-qualitySportportableMP3playerEasytowear,comfortableMP3/WMAmusicplaybackUSB2.0transferAbout4hoursplayingtimeOSsupportWindowsme/xp/2000Technicalparameters:Supportformat:MP3/WMA/WAV-S/Nratio: 86dB-Outputfrequency:20Hz-20KHz-Built-inBattery:BuiltinRechargeableLi-ionbattery-Interface:USB2.0interface-OS:windows98/2000/XP-Forjobsecurity:-10~45degree-Pause/Playbutton,easytooperate-Resetbuttonwith-Withavolumecontrolkey+/--Selectbuttondownsongs-SpeakerPower2X10MW-Accessories:Manual,USBdatacable