TS一区,韩国日本三级在线观看,99蜜桃在线观看免费视频网站,国产黄a三级三级三级

Home > Product > Accessories > Headset ESH12
Receiver:
Drive form: moving coil
Outer diameter: φ 27mm neodymium iron canopy magnetic horn
Frequency response: 300HZ-3.0KHZ
Sensitivity: 108±3dB(at 1KHz 1mw)
Impedance: 150 Ω+/-20%


microphone

Directionality: single point
Size: φ 6* 2.7mm
Frequency range: 50HZ ~ 3.0kHZ
Sensitivity: -40 ±3dB
Impedance: 2.2k ohm


Can be equipped with 4P4C crystal head QD line, 3.5mmPC;
Optional sound control box, with excellent mute effect, the function of adjusting the size of the earpiece;
The adjustable arm can be rotated in the range of 330°, which can be adjusted according to the comfort and the clarity of the call;
The range between the earpiece and the adjusting rod can be adjusted by 180°, and the adjusting range between the adjusting rod and the headline is 60mm;
The headphone card can be adjusted freely, which is more suitable for your wearing and gives you a more comfortable call enjoyment;
The microphone holder adopts flexible flexible hose, perfect sound quality, accurate positioning, sturdy and durable;
High-quality appearance and texture, extremely comfortable to wear, ultra-lightweight professional telephone headset;
Provide international standard hearing protection, take care of your health at all times;

Let you free your hands and feel free communication, making your conversation easier and more efficient;



国产精品免费久久久久久蜜桃| 美女成人精品在线| 性色97A∨人人爽网站| 九九.这里只有精品| 成人免费无码婬片在线观看免费| 国产成熟人妻换╳╳╳╳| 一级毛片在线播放| 牛牛第一页第二区| 初尝人妻少妇中文字幕| 国产无码成人电影| 午夜欧美艳色| 99草精品视频| 国产精品久久久久久搜索| 嫩草院一区二区乱码| 日本最新免费区中文| 国产曰批视频免费观看完| 国产超薄丝袜足交视频| 久久久综合香蕉尹人综合网| 无码免费一区| 精品人伦一区二区三区蜜桃网站| 亚洲成人在线一区| 国产精品自产拍在线观看55| 美女插插插网| 国产精品观看99| 国产剧情无码在线| 欧美性爱欧美成人在线| 熟妇人妻午夜寂寞影院| 国产精品伦一区二区三区在线观看| 免费观看的av在线播放| 欧美黑人大香蕉久久| 久久精品国产免费播蜜桃| 伊人蕉久影院| 欧美少妇被插的大叫| 成年免费a级毛片免费看无码| 亚洲 欧美 自拍 唯美 另类| 蕾丝av无码专区在线观看| 日韩se一区老年妇女| 国产又色又爽又黄| 欧美日韩国产码高清综合人成| 一牛影视一区二区三区| 经典国产乱子伦精品视频|