Tai Nghe Nhét Tai Không Dây Tws-K2 4.1 Kèm Mic Và Hộp Sạc

【NewBee】TWS-K2 In-ear 4.1 Headset Wireless Earphone With Mic Charger Box
Features:
Latest True Wireless (TWS) Bluetooth 4.1 Technology with A2DP/ AVRCP support, ensure transmitting strong signal in high quality & high speed and offering high-fidelity stereo music.
With a wireless audio range of 33ft (10m), enjoy the freedom to move and the convenience of uncompromising sound quality.
Built-in CVC6.0 Noise Canceling Technology and high-sensitivity microphone to reduces ambient noises and grasp the detail of voice, enabling clearer sound from microphone.
Comes with 450mAh Emergency Power Bank Box, can be used as a portable power bank and offering Emergency Power Supply to the Bluetooth Headphone.
Hands-free function and lightweight design, it will offer you wonderful music.
Great for exercising, running, climbing, driving, skating, cycling, fishing and other outdoor sports.

Descriptions:
Model: TWS-K2
Bluetooth Version: Bluetooth 4.1 (CSR)+ EDR; Class 2.
Supports HSP, HFP, A2DP, AVRCP
Frequency Response Range: 21Hz-18KHZ
Operation Range: Up to 10 meters
Microphone: Built-in high-sensitivity microphone (-38dB)
Impedance: 16
Sensitivity: 95dB
Degree of distortion: 1%
SNR: 95
Headset Battery: 50mAh Rechargeable Li-ion battery
Power Bank Box Battery: 450mAh Rechargeable Li-ion battery
Listening to music time: 4 hours, up and down song / pause playback
Talk time: 3 hours, volume addition and subtraction
Charging time: 1.5 hours
Operating temperature: -10 ~ 60 degree
Charge Port: Micro-USB

Specifications:
Material: plastic
Charging box size: 80 * 60 * 30mm
Headset size: 28 * 20 * 28mm
Color: black, white, black & red, black & silver

Package included:
1 x K2 Bluetooth Earbuds Earphone
1 x Charging cable
1 x Ear cap
1 x Manual

Notes:
-Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
-Due to the manual measurement and different measurement methods, please allow 1-3cm deviation.Th