User Manuals

TWS BT Earphones


Charging Case

Charging Case

What’s in the Box

BT earphones, Charging case, EarTips × 2 pairs, Manual, Charging cable.



Medium Ea r T i p s h ave been assembled in advance.
However, you may try large or small ones, if the medium ones do not fit you well.

Please keep Mic outside when calling

When calling, adjust Mic towards mouth to gain clear calling.


Take out earphones from the case to power on them. Or touch both panels for 1.5s to power on earphones (LED glows solid white) when they are not in the case.


Put earphones into the case to power off them.
Or touch both panels for 4.5s to power off earphones.
(LED glows solid red for 2s).


Ignore Call

Touch the panel for 1s to ignore incoming call.

Ignore Call

Stereo Mode

Auto pairing: take out both EarBuds from the case and they will auto pair with each other in 2 or 3s. Earphones will be connectable to cellphone when white slowly. On cellphone, LED on right EarBud blinks search for “Haylou-GT1_R” and tap to connect.
If earphones fail to be connected to cellphone, please put EarBuds back to the case and repeat the above steps. Earphones will auto reconnect to the last device in connectivity records, if any.

Note: earphones have been setted to factory when shipping out.

Stereo Mode

Manual pairing: manually power on two EarBuds and they will auto pair with each other when LED blinks white promptly. Then LED on the right EarBud will blink white slowly and now you can tap it on cellphone to connect.

Mono Mode

Auto pairing: take out one EarBud from the case to power on it. Its LED will soon blink slowly then search for Haylou-GT1 R/L on cellphone and tap to connect. EarBud will auto reconnect to last device in connectivity records, if any.

Note: it may take more times for the left EarBud to reconnect.

Manual pairing: manually power on one EarBud. Its LED will soon blink white slowly then search for it on cellphone and tap to connect.

How to Charge

Prior to using, please peel off sticker on the pogo pins and top up the earphones.

How to Charge


When standby, touch the panel to pause/play music.
Note: media player should run in background.


Voice Assistant

When standby, triple touch the panel to activate voice assistant.
Note: device needs to support voice assistant and fast awakening be turned on.

Voice Assistant

Answer/End Call

Double touch the panel to answer incoming call and double touch the panel again to end it.

Answer/End Call

Skip Track Forward/backward

Touch the panel on right earbud twice to skip track forward.
Touch the panel on left earbud twice to skip track backward.

Three-way Calling & Switch

Touch the panel twice to answer incoming call from phone. if another call is coming in sync , touch the panel to put the first call on hold while activating the second one. Double touch the panel to switch between active call and held call.

Switch Audio Output

When calling, touch the panel for 1s to switch audio output between earphones and cellphone.

Factory Setting

If earphones do not function well, please refer the following steps to reset factory: take EarBuds out from the case. Power off the earphones then touch both panels for about 15s ( LED will blink red and white three times twice). After that, put them back to the case. Delete connectivity record on cellphone before processing another pairing. (All connectivity records relating to the EarBuds will all be removed )

Basic Parameters / Specifications

Operation range: 10m(with no obstacle)
Battery capacity: 43mAh(single EarBud)
Changing time: approx. 1.5hr
Calling time: approx. 3.5hr
Standby time: approx. 150hr
Input parameter: 5V 100mA
Battery type: li-ion
Wireless connection: BT 5.0

Charging Case
Input parameter:5V 500mA
Output parameter:5V 150mA
Charging time: approx. 2hr
Standby time: approx. 4 months
Battery capacity: 310mAh
Battery type: li-ion


  1. Never disassemble or modify your headset for any reasons to avoid any damages and danger.
  2. Do not store the headset in extreme temperatures (under 0℃ or over 45℃).
  3. Avoid using the indicator close to the eyes of children or animals.
  4. Do not use this headset during a thunderstorm to avoid irregular function and increased risk of electricshock.
  5. Do not use harsh chemicals or strong detergents to clean the headset.
  6. Keep the headset dry.

Warranty Card

Warranty Period

12 months after the next day receiving this item. Free exchange service will not be accessed under following circumstances:

  1. Damages caused unauthorized disassembly.
  2. Defects or physical damages caused by leaking or dropping off.
  3. Damages by act of God.Supposing your item is within any damages or defects except the above circumstances, please return to us or your distributor for free repairing.


  1. Before using the headset, please read the manual carefully and keep it for future references.
  2. The headset need to be fully charged prior to first-time use.
  3. If the headset is left unused for over two weeks, please recharge it periodically.
  4. Please use the chargers made by qualified manufacturer.
  5. If the headset cannot be found by your phone, please check whether it is in pairing mode; if left unconnected for a long while, the headset will exit pairing mode, please re-enter the mode; if a procedure error of your phone occurs, reboot it; if a procedure error of the headsetoccurs, reboot or reset it.

Address: Suite 1303, 1305 and 1306, 13/F, Project Phrase
2 of Gaosheng Tech Tower, Gaosheng Tech Park,
No.5 Longxi Road, Zhouxi Community, Nancheng
District, Dongguan City, Guangdong, China.
Manufacturer: Dongguan Liesheng Electronic
Co., Ltd.
Perform standard: Q/LS 1-2018

Made In China

Hazardous substances and their contents in the item

Hazardous Substances

Notes : Please arrange using time properly as your hearing may be damaged by using the device for a long time.

EU Declaration of Conformity Hereby, Liesheng Inc., declares that the radio equipment type LYEJ05LM is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address:

In addition, for a portable sound system, the instructions shall include a warning that excessive sound pressure from earphones and headphones can cause hearing loss.


To prevent possible hearing damage, do not listen at high volume levels for long periods.


All products bearing this symbol are waste electrical and electronic equipment (WEEE as in directive 2012/19/EU) which should not be mixed with unsorted household waste. Instead, you should protect human health and the environment by handing over your waste equipment to a designated collection point for the recycling of waste electrical and electronic equipment, appointed by the government or local authorities. Correct disposal and recycling will help prevent potential negative consequences to the environment and human health. Please contact the installer or local authorities for more information about the location as well as terms and conditions of such collection points.

FCC Warning

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

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

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.


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  1. one of the buds lights up white in the carry case, is there any damage?
    Also the touch screen doesn’t work

    salah satu bud menyala putih saat berada di carry case, apakah ada kerusakan?
    Juga touch screennya tidak work

  2. Hello I have a problem with some haylou gt1 pro
    I was listening to music and out of nowhere the right hearing aid was disconnected and I made a sound and it is no longer heard and can not be connected

    Hola tengo un problema con unos haylou gt1 pro
    Estaba escuchando música y de la nada el audífono derecho como que se desconecto e iso un sonido y ya no se escucha y no se puede conectar

  3. I bought the hearing aids a few months ago and in a short time the right earphone is very quiet and now the left earphone
    Adquirí los audífonos hace algunos meses y al poco tiempo el auricular derecho se escucho muy bajito y ahora el izquierdo

  4. I have lost one of the two headphones and when I try to turn on the one that remains, the Led blinks twice with a pink light and it does not connect to me. Is this a problem with the headset or just can’t use one alone? Thanks in advance.
    He perdido uno de los dos auriculares y cuando intento encender el que me queda, el Led parpadea dos veces con una luz rosa y no se me conecta. ¿Esto es algún problema del auricular o simplemente no se puede utilizar uno solo? Gracias de antemano.

    1. I was using my headphones and suddenly the right one turned off and I only heard the left one, I wanted to restore them from the factory but the right one still does not turn on its led or connect or respond, what do I do?
      Estaba usando mis auriculares y repente el derecho se apago y solo es sescuchaba el izq, quice restaurarlos de fabrica pero eo derecho sigue sin prender su led ni conectarse o responder, ¿qué hago?

  5. The left earphone does not connect, it flashes red and white, why is it?
    El auricular izquierdo no se conecta, parpadea rojo y blanco, a qué se debe

  6. Hello, I have a problem, the headset L is left with the indicator led in red and does not respond, it is as if it was off and I do not know what the R works perfectly, the L does not
    Hola tengo un problema el auricular L se a quedado con el led indicador en rojo y no responde es como si estuvira apagado y no se que aser el R funciona perfecto el L no

  7. Thank you very much for this manual. I bought the headphones but since it is in English I did not understand everything very well. Cheers!
    Muchísimas gracias por este manual. Compré los auriculares pero como está en inglés no entendí todo muy bien. ¡Saludos!


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