HINYCOM K88-SO3 Bluetooth Headphones Wireless Earbuds User Guide

K88 User Guide

K88-SO3 Bluetooth Headphones Wireless Earbuds

Please find the solutions from the following 6 points if you meet any questions while using K88 earphones. You can email us at support@hinycom.store and we will do our best to assist you.

Please reset your K88 if encounter any connectivity issues.

If only one earbud connects to the phone/ the two earbuds can not pair together, please try the below new reset steps:

1. Before Reset
   1). Please make sure there is no microwave oven or Wifi around you.
   2). Please make sure the earbud is within 33 feet of your device.
   3). Please use the alcohol pad to clean the earbuds’ charging contacts and the charging pins on the charging cases.
   4). Charge for 10 minutes with two earbuds in the charging case, making sure marks on the digital panel of the earbuds LED display is flashing and the earbuds indicator light is constantly on.

2. Start to reset:
   Step 1: Turn off Bluetooth on all devices that are close to the earbuds.
   Step 2: Pick up one earbud from the charging case, it will automatically turn on.
   Step 3: To reset the earbuds, hold down the MFB button for 10 seconds.
   Step 4: Repeat step 3 to reset the other earbud. Since your device will automatically wipe the pairing record with the earbuds after resetting, Customers are recommended to remove the Bluetooth connection record “K88” on the phone before re-pairing with them after the resetting process.

When you find that the headset cannot be charged:

1. Please use the alcohol pad to clean the earbuds’ charging contacts and the charging pins on the charging cases.
2. Put two earbuds in the charging case, making sure the stick of the earbuds LED display is flashing and the earbuds indicator light is constantly on.

When you find that you can’t adjust the volume of the earbuds?

1. If you’re an iPhone user, please make sure your earbuds are connected. You can try reconnecting the earbuds to your phone or resetting your phone to factory defaults.
2. If you’re an Android user, we’re sad to inform you that some older versions of Android have compatibility issues that prevent you from using earbuds to adjust volume.
3. If you’re a PC user, be aware of the incompatibilities between earbuds and PC caused by different computer systems.

How to connect K88 to cellphone?

1. Make sure Bluetooth is enabled on the phone.
2. Pick up two earbuds from the charging case, go to your device’s settings, and connect them to K88.
3. Place in your ears till the sound “connected” is heard. K88 is ready to play.

Automatically re-connection:
When the earbud is picked up, it connects to the most recently paired device by default.

Tips:

1. Please remove the protective films of the charging contacts before using them.
2. If you wish to connect to a new device, remove K88 from the prior phone.

How to control your K88 earbuds?

Answer/End Calls/
Pause/Play:
Single tap on either earbud

Voice Assistant/ Reject Calls:
Long tap on either earbud for 2s

Volume -:
Single press ” – ” button on either earbuds

Volume +:
Single press ” + ” button on either earbuds

Previous Track:
Hold down ” – ” button on either earbuds

Next Track:
Hold down ” + ” button on either earbuds

How to wear your K88 earbuds?

Please choose the correct size of eartips before wearing them.

1 Insert the eartip into your ear;| 2 Put the earhook over the back of your ear.| 3 Adjust the earbuds inside to your auricle snugly by twisting.

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