无码人妻一区二区三区精品视频,成人免费无遮挡无码黄漫视频,亚洲一区二区三区无码久久,97人妻人人做人碰人人爽

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;



亚洲成av不卡无码无码不卡| 国产成人高清精品免费软件 | 日韩人妻高清精品专区| 亚洲人成网线在线播放va| 啦啦啦www播放日本观看| 亚洲中国久久精品无码| 熟妇人妻无码中文字幕老熟妇| 国产成人亚洲综合青青| 性刺激的大陆三级视频| 日本黄页网站免费大全| 中文字幕一本久久综合| 肥老熟妇伦子伦456视频| 国产免费视频精品视频| 精品国产一区二区三区不卡在线 | 5x性社区免费视频播| 国产精品久久毛片av大全日韩 | 3d动漫精品啪啪一区二区下载| 手机成亚洲人成电影网站| 欧美亚洲国产精品久久高清| 热久久国产欧美一区二区精品| 国产亚洲精品精品精品| 亚洲中文无码av永久| 亚洲依依成人亚洲社区| 国产国拍精品av在线观看按摩| 18禁男女无遮挡啪啪网站| 少妇扒开粉嫩小泬视频| 人妻插b视频一区二区三区| 亚洲精品国产电影| 久久鬼色综合88久久| 天堂√在线中文官网在线| 中文字幕久久久久人妻中出| 国产一性一交一伦一a片| 精品亚洲综合成人网| 久久久久久成人综合网| 久久综合综合久久高清免费 | 久久亚洲春色中文字幕久久久| 国产一区二区三区精品视频| 亚洲制服另类无码专区| 国产精品欧美久久久久久日木一道 | 小泽玛利亚一区二区在线| 奇米777四色影视在线看|