233621 HERO Manual

BLUETOOTH PAIRING

When the earbuds are in the charging case and the cover is opened, Press the "Function Button" and hold for more than 2 seconds, until the green light flashes and release it, At this time, the earbuds enters the pairing mode, turn on the Bluetooth of the device, find " 233621 HERO " on the Bluetooth list to complete the connection.

TOUCH FUNCTION

(Control L & R is same)

CHARGING CASE LED INDICATOR

1. Fully charged, the light is off
2. Charging: the power of the charging case is less than 30%: red light; the power of the charging case is 30%-70%: yellow light; the power of the charging case is more than 70%: green light
3. When the charging case is not charged
   Press the charging case button, open the charging case, close the charging case, put the earbuds into the charging case, and the charging case battery indicates that the charging case battery is too low to charge the earbuds: The red light flashes 10 times
   the power of the charging case is less than 30%:
   the red light is on for 3s;
   the power of the charging case is 30%-70%:
   the yellow light is on for 3s
   the power of the charging case is more than 70%:
   the green light is on for 3s

RESTORE FACTORY SETTINGS

When the earbuds are in the charging case and the cover is opened, Press the " Function Button " and hold for more than 10 seconds, until the red and green light on the charging box flash alternately and release it, at this time, the paired device list of the earbuds will be cleared, and the connected devices need to be reconnected before they can be used.

SPECIFICATIONS

FREQUENTLY ASKED QUESTION

1. Does the earbud not turn on?
   Answer:
   1. check whether the earbud has no power, and charge the earbud i n time.
2. Is the earbud signal unstable?
   Answer:
   1. restart the earbud (put it back into the charging box and pick it up again).
   2. Check the compatibility and call quality of the mobile phone.
   3. Confirm whether the connected device is too far away from the earbud or there is interference in the surrounding environment.
   4. Do not stay in the environment of signal interference reflection.
3. Why is the single / dual earbuds suddenly silent during use?
   Answer:
   1. the Bluetooth switch of the mobile phone is touched by mistake and the Bluetooth of the mobile phone is turned off.
   2. Due to the particularity of Bluetooth earbuds, your area is in the environment with strong electromagnetic interference, and it will be silent.
   3. Whether the earbud is set to mute mode.
4. What if there is an electric current sound in the ear?
   Answer:
   1. if the current sound is obvious, please confirm whether it is caused by environmental interference. It is suggested to use or close the WiFi equipment at another place to reduce interference.
   2. Please try to put the earbud back into the charging box, close the box cover for 5 seconds, open the box cover and reconnect with the phone to confirm whether the current sound disappears or attenuates. Or after hard reset and restart, connect the mobile phone to confirm whether the current sound disappears or attenuates.
   3. If there is a slight bottom noise current sound, it is mainly caused by the interference of wireless signals (such as Bluetooth, WiFi and GPS) in the environment during Bluetooth communication.
5. What is the difference between the left and right earbud?
   Answer:
   1. there may be problems with the sound source itself. Try to switch
   2. The earbud accidentally enters water, and the water drops gather to other sound sources. on the surface of the horn diaphragm, which may cause the sound to become small. In this case, please place the earbud for a period of time in a ventilated and sufficient sunshine
   3. If the sound outlet of the earbud head is blocked by dirt, the environment to fully remove the water in the earbud.
   4. Try to replace the ear tips. The size of the ear tips will also affect sound will be reduced. In this case, please remove the dirt. the sound perception.
6. Is there a noise in the earbud when answering the phone?
   Answer:
   1. the Bluetooth connection of the earbud is unstable and there is interference from other Bluetooth devices, Try to clear other
   2. When the earbud is far away from the mobile phone, or when paired devices. there is a shield between the earbud and the mobile phone, the Bluetooth communication quality will be poor and noise may be generated. Move the mobile phone close to the earbud and
   3. The environmental electromagnetic interference is large, which remove the shield. affects the communication between the earbud and the mobile phone, and may cause the noise of the call.
7. What if the earbud cannot be charged?
   Answer:
   1. the earbud and charging box have not been used for a long time, resulting in the power consumption.
   2. The contact of earbud or charging box is dirty, resulting in
   3. The charging cable or charging connector is damaged and poor contact.
   4. The earbud charging function fails. cannot be charged.
8. Is the earbud voice recognition not sensitive?
   Answer:
   1. accent and pronunciation affect the recognition rate.
   2. The noise of the surrounding environment affects the
   3. Speak too fast or too slowly. recognition rate.
   4. The earbud is not properly worn and does not fit the ear well.

Documents / Resources

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