Tai Nghe Bluetooth Âm Thanh Stereo Có Dây Tích Hợp Mic

Giới thiệu Tai Nghe Bluetooth Âm Thanh Stereo Có Dây Tích Hợp Mic

#Stereo #Wired #and #Bluetooth #Music #Headphone, #Built-in #Aux #Microphone
　This product is a new type of Bluetooth headphone for children, using Bluetooth 5.0 technology, with SBC, MP3, AAC -audio decoding function. It has A2DP, AVRCP highquality stereo -audio transmission and long distance protocol. And it also supports voice prompts; allows users to enjoy high-quality music conveniently and quickly -anytime, anywhere, can also call, support any Bluetooth terminal device.Recharging and discharging the headphones repeatedly will lead to decrease in battery performance over time,which is normal for all rechargeable batteries.

Features:
1.Supporting Bluetooth playback;
2.Stereo music;
3.High sensibility microphone,hands free;
4.85db volume to protect kids’hearing;
5.Supporting AUX input;
6.Foldable;
7.Retractable Headband;
8.Built-in TF slot;
9.Comfortable earcups;
10.High capacity Li-battery

Parameter:
Model name:VT02
Pairing nameVT02
Battery :400MAH
Playback time:8hours（80% volume）
Standby time:Power off＞3 months
Charging time:1-2hours
Power input:Micro USB 5V
Working voltag:3.7V
Speaker dimention:φ40mm
Impedance :（32±15%Ω1KHz
Frequency response :20-20KHZ
Sensitivity:105dB +/-3db（1KHz）
Max Input Power:30mw
Call time:8 hours
Shutdown current:≤1.5uA
Charging current:180MA
Listening distance:＞10 m
Product weight: 136g
Product size: 15*7.5*17.5cm
Packing weight: 242g
Packing size: 17.2*12.2*8.6cm

Package includes:
1 x 85db Bluetooth Headset
1 x 29cm Charging Cable -Android Interface
1 x 100cm Dual -Audio Cable
1 x English User Manual

Safety Precautions:
1.Please keep the device away from extreme heat, humidity, or
corrosive environments.
2.Please prevent the device from being struck or dropping, warping,
soaking, etc.
3.Please don't dismantle the headphone.
4.Please don't overcharge the device for a long time, as that will
decrease the battery service life.
5.Please stop using the device immediately if it causes discomfort or
pain.
6.Use DC-5V 1A chargers/adapters certified by a regulated manufacturer

FAQ:
A. Why the headphone cannot power on?
1、Before using,make sure the headphone is fully charged
2、Check if pressing the power key too short ( need to press it 3 sec)
B.Why the headphone have no voice.
1.Check if the headphone is connected to BT device;
2. Check if the headphone is at minimum volume
C. Failed to connect the headphone.
1. Please delete the other Bluetooth devices in your matching list
2. Make sure your headphone is the blue and red lights flash alternately
D. Can not answer coming call by the headphone.
1. Check if you are using BT mode when there is a coming call.
2. Check if your mobile phone is connected to the headphone.

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