Tai Nghe K21 Kết Nối Bluetooth V4.1 Chống Mồ Hôi Có Mic Giảm Tiếng Ồn

Giới thiệu Tai Nghe K21 Kết Nối Bluetooth V4.1 Chống Mồ Hôi Có Mic Giảm Tiếng Ồn

Description:
Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, etc.
Hanging ear design, feel zero pressure, wear painless for a long time. The left and right ears can be freely converted to wear.
The bluetooth earphone with noise reduction mic will bring you crystal clear sound and guarantee a clear phone call even in noisy environment.
4.1 Bluetooth CVC Intelligent Noise Reduction Technology, Efficient Filter Noise, Deep Restore Input Sound, Even in Noisy Environments Can also Call in HD.
This business earpiece with bluetooth 4.1 technology provides a stable signal transmission and long working range of up to 10 meters in open area.

Specifications:
Material: plastic.
Earphone Size: 6.5*4.5*1.8cm.
Charging box size: 11.4*6.4*2.3cm.
Color: show as pictures.
Bluetooth specification: v4.1 + EDR.
Transmission distance: 33ft (10m).
Noise reduction: CVC 6.0.
Working voltage: 3.7V.
Charging voltage: DC5V.
Charging time: about 2.5 hours.
Talk time: about 24 hours.
Music time: about 24 hours (80% volume).
Standby time: about 720 hours.
Frequency response: 20-22khz.

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package include:
Type one:
1 * Bluetooth Earphone.
1 * USB Charging Cable.
1 Pair * Silicone Ear Caps.
1 * Chinese English User Manual.
Type two:
1 * Bluetooth Earphone.
1 * USB Charging Cable.
1 Pair * Silicone Ear Caps.
1 * Chinese English User Manual.
1 * Charging Box.

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