tai nghe không dây I7S Tws Kèm Hộp Sạc Điện Thoại

Giới thiệu tai nghe không dây I7S Tws Kèm Hộp Sạc Điện Thoại

i7S TWS Wireless Earphones Headset BT Stereo Earphone for i-Phone Android
This earphone is ergonomically designed, comfortable to wear, firm not slip, good sound quality, let you enjoy the music feast.

Features:
Support listening to music and making phone calls.
With headphone charging compartment.
Telegrams to the number, the last code back, all intelligent in English and Chinese prompt, boot pairing, shut off disconnect, low battery will have voice prompt.
Each time the BT headset is connected to the phone, it will automatically connect back to the phone when the BT headset is turned off and turned on again, which is convenient and fast.
Intelligent compatibility, support all mobile phones, tablets, laptops with BT function, universal to all mobile phones.
Ergonomically designed for use in different ear shapes.
Good sound quality, three-frequency balance, bass surging, high is loud and clear.
A2DP/AVRCP great quality stereo audio transmission and remote control protocol.

Specifications:
Item type: Earphone
Model: i7S
Color: White
BT distance: 12 meters barrier free
BT version: BT V4.2+EDR
Impedance: 32OHM
Frequency band: 2.4GHz
Power level: CLASS II
Output power: 30mW
Frequency: 20-20000Hz
Operating voltage range: 3.0V-4.2V
The call time: Approx. 2-3 hours
Music time: Approx. 2-3 hours
Charging time: Approx. 40minutes
Package weight: 40g / 1.41ounces
Package size: 120 * 80 * 50mm / 4.72 * 3.14 * 1.96inches

Package list:
2 * Earphones
1 * Charging Cable
1 * User Manual
1 * Charge warehouse

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