LASUNEY T72 True Wireless Stereo Earbuds User Manual

: June 6, 2024
: LASUNEY

Table of Contents

LASUNEY T72 True Wireless Stereo Earbuds
Guidance
Wearing Way
Power on
Connect to your devices
INSTRUCTION:
Charge the charging case:
Charge earbuds
Single & Binaural Mode
Product speciﬁcation
Trouble Shooting
FCC Statment
Documents / Resources
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)

LASUNEY T72 True Wireless Stereo Earbuds

Guidance

Thank you for purchasing and using our T72 wireless earbuds. Before using T72, Please read the user manual carefully.

NOTE

In order to protect the battery of earbuds and charging case, there will be a plastic ﬁlm to separate charging pin and charging contact points. Please remove the plastic ﬁlm before use and then fully recharge them.

Product Components:

T72 wireless earbuds ————1 Set
Charging case ———————–1 Set
USB-C cable ————————-1 Pcs
User manual ———————— 1 Pcs

Description of Product Structure

LASUNEY-T72-True-Wireless-Stereo-Earbuds-fig1

Wearing Way

Please put the earbuds into the cochlea gently, and adjust to the suitable angle.

Power on

Open the charging case, take out the earbuds, they will power on automatically and the left and right earbuds will be connected to each other. Tak-ing out both earbuds, The Led light of master earbuds will be red and blue lights ﬂicker alternately. ( According to the factory default, the left earbuds is master earbuds)
When any earbud is not in the charging case or the charging case is with no power, please long press the multifunction key of both earbuds for 3s to power on. After powering on, the left and right earbuds will be connected to each other automatically. The Led light of master earbuds will be red and blue lights ﬂicker alternately.

Connect to your devices

When it is the ﬁrst time to use:

After power on, the Led light of master earbuds will be red and blue lights ﬂicker alternately.

Turn on the Bluetooth function of your phone and search nearby Bluetooth devices.
Connect the device’s “ T72” and it will show “connected”.

After the ﬁrst time using, the earbuds will connect to the latest connected devices automatically after being powered on.

Note:

If the latest connected mobile phone is not available, the earbuds will be enter searching mode. (The LED light of earbuds will be red and blue lights ﬂicker alternately).
The searching mode will last 5 min at most, if they can not be connected, the earbuds will power oﬀ automatically.
The earbuds will be disconnected if they are far away from the phone’s connection range. It will re-connect automatically if the earbuds go back into the connection range within 5 mins.

Power oﬀ

Put the earbuds back into the charging case, the earbuds will be powered oﬀ automatically.
With no Bluetooth connection, long-press any one of earbud for 5 s , the blue light will be on 1 s and then oﬀ.
With Bluetooth connection, long press any one of earbud for 5 s, the blue light will be on 1 s and then oﬀ,then the earbuds will be powered oﬀ.
If the battery of the charging case is exhausted, after putting earbuds in the case, the earbuds will not automatically disconnect or power oﬀ.

INSTRUCTION:

Play/ Pause/ Answer Call/ End Call/ Reject Call/ SIRI/ Next song/ Previous song/ Volume up/ Volume down/ Game mode on/oﬀ

Game mode (low latency mode) will increase the power consumption of the headset and affect the sound quality.

Autoplay: When answering a call during music playing, once the call is ended, it will automatically play music.

Charge the charging case:

Using a USB-C cable to charge the charging case, the indicator on the middle of the charging case lights Green for 1s, and then Red light ﬂashes. The indicator of the charging case will turn red when the charging case is full.

Charge earbuds

When the earbuds are in low battery, there is a voice prompt, put the earbuds into the charging case, the green light of the charging case will light for 5s. at the same time, the blue light of the Earbuds indicator will keep lighting. the Blue light will be oﬀ after the earbuds are fully charged.

Single & Binaural Mode

This product can switch to a single model and binaural mode easily.
Open the charging case, and take out anyone earbud, it can connect with a mobile phone and start to work. If taking out another earbud, the two earbuds will pair with each other and connect to the phone to be two earbuds to use.
When the primary earbud is not power on or the primary earbud is put into charging case and power oﬀ, the other earbud will be changed to primary earbud and continue to work.

Product speciﬁcation

Model: T72
Earbuds size: 35 23 17 mm
Charging case size: 575524mm
Bluetooth version: V5.1
Transmission distance: 30FT
Input Voltage: DC 5V
Battery capacity: 35mAh 3.7V
Earbuds Charging case battery capacity: 500mAh 3.7V
Charging time of earbuds: 1.5H
Working time of earbuds: 3.5H
Charging time of charging case: 1.5H Working times of charging case: 4-5 times IOS battery status: support

Trouble Shooting

Problem: Earbuds fail to pair

Please ensure the headset and the device are kept within 10 meters.
Ensure the Bluetooth device is turned on. If you have connected to another mobile device before, you can turn off the Bluetooth function of the mobile phone, or delete the pairing name “T72”, and then search again.
Perform Factory Reset.

Problem: Earbuds can’t power on
The battery is too low, please charge them.
Problem: Earbuds can’t charge

Please make sure the charging case is enough to charge.
Please make sure the earbud is properly placed back into the charging case and in contact with the charging pins.

Problem: Charging case can’t charge

Please make sure the charging cable is not faulty.
Please make sure the charging case is not defective.

Problem: Earbuds volume is low

Apple System: Adjust the sound of the mobile phone system simultaneously with the earbud and mobile phone.
Android System: The earbuds adjust the sound output by the earbuds and the mobile phone. adjusts the sound output by the mobile phone. If the sound is not very loud when the earbud is turned to the loudest, you can increase the volume by adjusting the sound of the mobile phone.

Problem: Bluetooth interference

Different brands of mobile phone models have different effects on Bluetooth signals, please try to use other brands of mobile phones.
Stay away from interference sources, such as obstacles, WIFl, electromagnetic waves, etc.

Factory Reset:

Delete the “T72” in the Bluetooth list and turn oﬀ the phone Bluetooth.
Make sure the earbuds are in power oﬀ status, long-press the two MFB for 10 seconds until red light ﬂash, remove your hands, the red light will ﬂash 3 times. it indicates the paring record was removed successfully. (Pls ignore the red light appears in 3s)
Earbuds will ﬂash red and blue, and then right earbud light oﬀ, the left earbud will ﬂash the red and blue light. At this time, pls turn on your
phone Bluetooth, and search“ T72” .

Safety Criterion:

Please follow the instruction of the user manual and do not take any reason to disassemble or modify the device, otherwise, it may cause earbuds failure or burnout.
Do not drop the product into any liquid or wash in water.
Do not charge the earphone with an adapter that is an overrated current/voltage. Ensure your charger is limited to 5V/1A. otherwise, the battery of earbuds will be damaged.
Please use or store products in a room-temperature environment. Do not put the product in an environment where the temperature is too high or too low (below 0 degrees or above 45 degrees)
Do not block any mouth of earphones, such as charging interface, LED indicator, microphone.
Do not use the earphones over time and over-volume, or it will make you feel dizzy or damage your hearing.
Do not use the devices in a thunderstorm environment. Thunderstorms may cause abnormal operation of the devices, signal interruption, etc.

FCC Statment

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

This device may not cause harmful interference, and
This device must accept any interference received, including interference that may cause undesired operation.
Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.

This device and its antenna(s) must not be co-located or operated in conjunction with any other antenna or transmitter.

Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirements in portable exposure conditions without restriction.
THANK YOU！

Documents / Resources

| LASUNEY T72 True Wireless Stereo Earbuds [pdf] User Manual
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