主动降噪（头等舱必备）
wuxia headphone耳罩设计有非常好的被动隔音性，加上强劲的主动降噪(anc，active noise cancellation)功能，能有效阻隔82%以上的噪音，比如汽车轰鸣，飞机声音，地铁嘈杂，大街喧哗……与一般降噪耳机不同的是：wuxia headphone的主动式有源消噪采用aaa型电池供电，长达 50小时的续航也足以满足多天的使用，不必随身携带备用电池；同时wuxia headphone即使关闭该消噪功仍能正常使用，进行有线通话和聆听音乐。也可将耳机主动降噪（anc)功能开关关闭以节约电量。
l 主动降噪技术以加强噪音过滤
l 隔绝外部噪声以提供美妙的听觉享受
l 适合处于航空、地铁，高速公路这类吵闹环境中的用户使用
l 主动降噪耳机与普通耳机两用
l 柔软的头梁更舒适长时间使用
l carrying袋和双插头转接器适合在飞行中使用
l 40mm钕磁驱动单元提供高音质
l 双重框架结构及特殊耳挂隔音技术能有效阻隔背景噪音
l 于300hz可减噪音达至18db (82%)
l 柔软记忆棉耳垫可隔离背景噪音提供超群音效
l 大约50小时长电池寿命（2个aaa碱性）
l 音量限制器(音量衰减器)功能适用于飞行中使用
商品规格：wx7**
1) 驱动单元：40mm钕磁单元
2) 频率响应：10hz - 21,000hz
3) 阻抗：30ω(开机),36ω(关机)
4) 灵敏度：113db/1mw (开机), 114db/1mw (关机)
5) 最大输入能力：50小时(使用碱性aaa电池)
6) 线长：1.5m
7) 插头：3.5mm
8) 附件：收纳袋x1、双接头适配器x1
9) 标志：定制
10) 颜色：定制
11) 款式：定制
active noise cancellation headphone (for first class)
wuxia headphone earmuff design has a very good passive sound insulation , coupled with a strong active noise control (anc, active noise cancellation) function, can effectively cut off more than 82% of noise, such as car roar, aircraft noise, noisy subway, the street noise...unlike general noise cancellation headphones: wuxia active noise cancellation headphone is using aaa battery, it can last 50 hours to satisfy several days’ work .do not need to carry extra batteries. at the same time wuxia headphone even close the de-noising function can still normal use, for cable calls and listen to music. you also can switch off the anc function f to save power.
l active noise cancellation technology to enhance the power of noise filtering .
l block the external noise to offer a superb listening enjoyment.
l suitable for users in noisy environment airline, subway, highway etc.
l active noise cancellation and common headphone available
l the soft head beam is more comfortable for a long time’s use
l carrying bag and double pin exchanger is suitable for the flight.
l 40mm neodymium driver unit can provide high quality voice
l double frame structure and special ear clip sound insulation technology can effectively block out background noise
l reduce the noise to 18db(82%) at 300hz
l memory cotton soft cushion can provide superior sound isolation of background noise
l about 50 hours long battery life (2 alkaline aaa batteries)
l the volume limiter function used in the flight.
product specifications:wx7**
1) driver unit:40mm neodymium driver unit
2) frequency response：10hz—21000hz
3) impedance:30ω(when on) 36ω(when off)
4) sensitivity：113db /mw(when on) 114db/mw(when off)
5) max input power:50 hours(using alkaline batteries)
6) length of the cable:1.5m
7) plug:3.5mm
8) attachment: receive bag*1 double joint adapter*1
9) logo: customized
10) color: customized
11) style: customized
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