PDF《ML 720》

720 is

20 mW. Please do not operate it at overload status to avoid headphone (or earphone) damage. CAUTION ? Please keep the headphone (or earphone) in dry and clean environment. During operation, prevent the headphone (or earphone) from water entering into it or dropping or colliding to avoid damage. WARNING ? Supervise the children when they are using this product because this product is not a toy. ? Abide by the relative regulation or law during operation. Do not use this headphone if it is prohibited by regulation or law to avoid accident. ? Please do not disassemble or repair the headphone by yourself to avoid problem happens. ? Do not connect the cable plug with AC power socket ? not disturb others. This is open type headphone. People nearby can hear its sound. Please do Implementation Implementation Implementation Prohibition Implementation Prohibition Prohibition Prohibition Disassembly Prohibited Implementation Sound Source whisper quiet office vacuum cleaner/ hair drier food processor garbage cleaning machine or cement mixer electric motor saw/ electric drill rock &

roll concert (it depends) Noise Level 30dB 50-60dB 70dB 85-90dB 100dB 110dB 110-140dB Consequence on Hearing very quiet It has some invasion and interference to the telephone talking 85dB (continuously

8 hours) is the level to hurt the hearing It is recommended to hear the sound of 90-100dB for less than

15 minutes The painful hearing threshold is about 120dB comfortable hearing level is below 60dB Hearing the sound over 100dB without any protective measure leads to permanent hearing loss

04 1. 按下 + 或 - 按键可调节音量大小. 2. 按下中央按钮一次可以暂停播放 ipod 产品曲目,再按一次以可以继续回放. 3. 快速按下中央按钮两次可以跳到下一个曲目. 4. 快速按下中央按钮三次可以返回到上一个曲目. 5. 长时间按着中央按钮开启 VoiceOver 功能(如果可用);

VoiceOver 功能的可用性视为 ipod 及其软件版本而定. 6. 按下中央按钮可接听来电,再按一下结束通话(按住两秒可拒绝接听来电,放开按钮时,会发 出两声低沉的嘟声,确认您已拒绝通话). 线控按键使用方法:

09 Line control button operating instruction: 1. Press the + or - button to adjust the volume. 2. Press the middle button

1 time to pause the music play, press again to continue. 3. Fast press the middle button twice for next song. 4. Fast press the middle button three times for previous song. 5. Long press the middle button for VoiceOver function (if available), the VoiceOver function depends on the version of the iPod and its software version. 6. Press the middle button to receive the incoming call, press again to hang up (press for

2 seconds to reject the incoming call, two du sound can be heard when releasing the button, which means the rejection succeeds). Usage 正确使用方法 为了避免听力受损,请务必在连接耳机前将播放设备音量调小.在将耳机佩戴入耳内/耳上 之后,再逐步调大至您聆听舒适的音量.噪音是以分贝(dB)为计量单位的,外界任何85分贝 及以上的噪音都会导致听力逐渐受损. 请注意您的使用习惯.音量和时间对听力损失的影响成正反比的关系:音量越大,您聆听 的时间越短;

音量越舒适,您聆听的时间越长.长时间使用较高的音量会对您的听力造成永久 性伤害. 此分贝(dB)表对某些常见声音进行比较,并列出了他们可能对听力的潜在危害等级. 声音来源 低声细语 安静的办公室 吸尘器/吹风机 食物料理机 垃圾清理机 混泥土搅拌机 电锯/电钻 摇滚音乐会 (因情况而异) 噪声等级 30dB 50-60dB 70dB 85-90dB 100dB 110dB 110-140dB 听力影响 非常安静 舒适的听力级别在60dB以下 有一定入侵性,造成干扰妨碍电话交谈 85dB是开始造成听力受损(连续8小时)的级别 建议无保护措施而暴露在90-100dB声音之下的时 间不要超过15分钟 经常暴露于超过100dB的声音1分钟以上会有永久 性听力受损的风险 感觉疼痛的阀值在120dB左右开始 普通人能够以70%的音量每天安全地聆听音乐4.6小时,了解聆听音乐的音量和时长尤 为重要. 在安全的音量级别下,充分利用您的设备,享受出色的声音表现. Usage To avoid hearing loss, please set the playing equipment volume to minimum before connecting the headphone (or earphone). After wearing the headphone (or earphone), increase the volume to a proper level. The noise is calculated by dB. The noise above