Tai nghe không dây HD tích hợp mic giảm tiếng ồn chuyên dụng cho Android tại Lotte Market

Giới thiệu Tai nghe không dây HD tích hợp mic giảm tiếng ồn chuyên dụng cho Android tại Lotte Market

Product Description

Highlights:
The children learning headphones are equipped with a single microphone, which can make clear recording, recognize the main tone, reduce the back noise, and improve learning concentration.
The kids stereo earphone is equipped with a 30mm neodymium boron magnet and a bio-composite titanium film to form the speaker unit, with a strong surging sound, sufficient sound quality analysis, and no strident sound.
The 3.5mm wired over ear headset with pure copper wire, can shield against electromagnetic interference, so that students can study happily without distraction.
The adjustable on ear headphones can realize microphone rod 120 degrees rotation, and can adjust the distance between the mic rod and the mouth.
The portable learning earphones is designed with in-line volume control button switch, so students can easily adjust it according to different scenes in learning.

Specifications:
Microphone/MIC:
Mic Dimensions Ф6.0*5mm
Directivity / singal directional
Sensitivity /Sensitivity -44±3db
Impedance ≤ 2.2KΩ
Microphone pole length about 18cm
Speaker/Speaker:
Diameter/Driver
Diameter Ø30mm
Impedance 32Ω
Frequency Response/ Frequency Response 20Hz-20kHz
Output sound pressure (S.P.L) 98dB±3db
Plug type / Plug: four-level single plug 3.5
Cord Length: ≥2.0m