ISOtunes Free
TWS Bluetooth Headset
User Manual
1）
2）Charging Base Indicator
3）Micro USB Charging Port
4）Indicator and Mic Hole
5）MFB
6）Charging Pogo Pin
7）Ear Tips
Charging Base Opening Snap
Headset (R)
Erect headset and place
them into the cochlea
Step②
Slightly rotate headset until it firm
Step③
Make the headset to cochlear edge tightly
USB charging port
Use the USB cable to connect with computer
Use the USB cable to connect with
mobile phone charger
Headset (L)
1
2
3
6
7
4
5
The red will flash according times
until the battery is up to the
corresponding level and will be
always on when it is fully charged,
Bluetooth headset should be used with the compatible devices
which support Bluetooth wireless technology. This allows you to
make two calls and enjoy the music streaming at any time freely.
Please read this user manual carefully before using the headset,
and also read your device’s user manual regarding the Bluetooth
function, and pay attention to those important safety and
maintenance information.
Please keep the headset away from children.
Specifications
*The time mentioned above may vary due to user's operation mode and
device settings.
Bluetooth Version：
Bluetooth Profiles Supported：
Audio Decoding Protocol：
Transmission Power：
Operation Range：
Frequency Range：
Battery of Headset：
Charging Voltage of Headset：
Charging Time of Headset：
Battery of Base：
Charging Voltage of Base：
Charging Time of Base：
Charging Headset Times from
Charging Base：
Music Playing Time：
Talk Time：
Standby Time：
Driver：
Driver sensitivity ：
Driver impedance：
Driver frequency ring range：
Dimensions of Charging
Base(mm)：
Dimensions of Headset(mm)：
Weight(one headset)：
Total Weight ：
V5.0
HFP, HSP, A2DP, AVRCP
SBC, AAC, APTX
Class 2
Up to 10 meters
2.4GHz-2.48GHz
45mAH Li-polymer Battery
5V±0.2V
About 1.5 hours
420mAH Li-polymer Battery
5V±0.2V
About 2hours
2-3 times
≥ 7.0 hours
≥ 7.0 hours
About 100 hours
φ6mm
90±3dB
16Ω±15％
20HZ-20kHz
L80×W33×H31
L26×W16.6×H24.8
About 4.6g
About 54g
Status No. Status Charging Base Performance
1
2
3
5
4
6
The indicator light of the headset flashes blue once every
5 seconds
The
headset(R)
Single Pairing
TWS Pairing Mode
Standby Mode
Call Mode
Headset Charging
Mode
7
The indicator light flashes red once every 20 seconds
Power Off State
Headset Mode
Charging Base Mode
When in a call, the indicator light of the headset flashes
red every 5 seconds
The indicator light of headset(R) flashes red and blue
alternately
After TWS pairing successful, the indicator light of right
headset alternately flashing red and blue, when the right
headset pairing successful with mobile phone, the
indicator light flashes blue once every 5 seconds
The indicator light flashes red for three times.
Low Voltage
Alarm State
Status No. Status Headset Performance
1
Charging Mode of
the Charging Base
Identify according to L&R and
wear the headset (R) and
headset (L) respectively
8
The indicator light flashes blue for three times.
Power On State
Structure Sketch
Step①
Wearing Steps:
Charging Ways of Headset
The indicator light of headset is
red when being charged, and
will turn off automatically after
being fully charged
Put the headset (L) (R) to the corresponding position in the bottom
of the charging base.
Charging Ways of Charging
Base
Use the USB charging
cable
to charge
Turning ON/OFF
Method
Pick up the headsets from the charging base to turn on automatically.
Put them back to power off and charge the headset.
Method
In OFF MODE, press and hold headset(R) or headset(L) MFB for
2 seconds to turn on.
In ON MODE, press and hold headset(R) or headset(L) MFB for
5 seconds to turn off.
The indicator light of the headset is red when being
charged, and will turn off automatically after being fully
charged
The indicator flashing red once every 5 seconds means
25% battery, twice means 50% ,3 times means 75% and 4
times means full battery(100%).
Charging Base
Baterry Indication
2
1.The indicator flashes red when being charged. The red
will flash according times until the battery is up to the
corresponding level.
2. No being charged or discharging to the earbuds, the
indicator is off
3.The indicator light is red when being fully charged
Check the charging device is suit to the headset or not.
Note 1:
Note 2:
Note 3:
Use only the supplied charger to charge the headset, if use
other device may violate the validation or the maintenance
article of this product and may cause danger.
Do not attempt to force open the built-in battery as this could
damage the headset.
Note 4:
Note 5:
Note 6:
A fully charged headset will lose its power automatically if left
unused. It is recommended to charge the headset each three
months.
Do not leave the headset in a too hot or too cold condition (best
between -10℃ and 50℃) which may affect the headset's operations
although it is fully charged.
Do not dispose of the headset into fire or water.r.
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