Shenzhen Desean Technology K23 True Wireless Sports Earbuds User Manual

Shenzhen Desean Technology K23 True Wireless Sports Earbuds

WHAT’S IN THE BOX

Note: Please Remove Protective Films of The LED Power Display and Charging Contacts Before Using It.

Overview

Product parameters

1. Bluetooth Version: BTS.0+EDR
2. .Supports: HSP/HFP/A2DP/AVRCP
3. Charging Interface: Point-Contact
4. Charging Port:Type-C Multi-function Button (MFB) Vice Microphone
5. Battery Capacity: (Li-ion battery inside) Earbud: 75mAh Charging case: 2200mAh
6. Battery Life: Twin Earbuds will last 8 hours on single fully charge(Actual battery life changes with the song types and volume requirements)
7. standby time: Up to 100 hours
8. Charging Time: 1-1 .5 Hrs for earbuds / 2.SHrs for charging case
9. Transmission Range: 33 feet {with no obstacle)
10. Earbud Weight/ Size: 10g / 375530mm
11. Charging Case Weight/ Size: 130g / 10663.540mm

TWS Mode Connection With Mobile Phone

(Prior to first use – Please be sure both the Earbuds and the Charging Case are fully charged.)
Step 1: The twin earbuds can be automatically power on and paired when they are taken out of the charging case. [If the earbuds are not connected to your device over 3 minutes, the earbuds will power off automatically. Turn on the earbuds maually by pressing down the MFB button about 3 seconds at the prompt “power on” and one beep sound.] Only one earbud led indicator flash white which means they enter tws mode.
Step 2 : Activate Bluetooth setting on your phone, search and choose”K23″to connect. [There should be voice prompt” connected”from both earbuds if you wear them.] Earbuds’ indicator light off means already connect with mobile.

Single Channel Mode With Phones

(Before below steps, please empty all the bluetooth name K23 on your mobile phones, turn off the bluetooth of your phones.)

One earbud connect mobile phone A
Step 1. Power on:Take one earbud out of the charging case,there are a voice prompt “power an• and beep sound, then the indicator of th earbud will flash white light once every 0.5 seconds.
Step 2. Reset: Click the MFB button three times to clear previous pairing memory, and the earbud indicator will flash 2 more times and then illuminate white for 1 second finally turn off. Press 3 seconds to turn on the earbud manually at the prompt power on” and one beep sound,then the indicator of the earbud will flash white light once every 0.5 seconds.
Step 3.Mono mode setting: Double -click the MFB button, the earbud led indicator illuminate for a while then flash slowly, that means the earbud enter mono mode.
Step 4. Connect with mobile phone: Open the Bluetooth of your mobile phone, search ‘K23’ on the mobile phone and click to connect. When the connection is successful, you can hear voice prompt • connected~ the earbud’s indicator will turn off. One earbud connect mobile phone B Take another earbud out of the charging case, when the earbud flash white light once every 0.5 seconds, repeat step 3 and step 4 to connect mobile phone B.
Note: Please Remove Protective Films of The LED Power Display and Charging Contacts Before Using It.

How to recover tws mode from single-channel mode?

Before below steps, please empty all the bluetooth name K23 on your mobile phones, turn off the Bluetooth of your phones. Put both earbuds back into the charging case and then take them out again, two earbuds will be used as twin mode by default and automatically realize tws pairing mode. Then follow up above step 4 to connect with your mobile phone. Tip:lf there is any issue with pairing both earbuds to your phone.please put the earbuds back into the charging case and repeat the above steps. At tws mode, if you just want to use single, just take one earbud out of the case and connect to your phone. If you want to use two earbuds on the same mobile phone,just take another earbud out of the charging case, another earbud will get paired and connected to mobile phone quickly, so both earbuds will play music synchronously.

How To Wear The Earbuds Correctly?
Take out “R earbud” to wear on right ear.

The ear hooks are adjustable, you can bend it to fit your ears tighter if in need.

How To Place Headphones

Functions

For music
[Functions on “R Earbud”l
Play/Pause: ClickOnce
Next track: Long Press MFB
Volume + : Quick Double-Click
Siri: QuickTriple-Click
Note: at single channel mode, R earbud only support next song and volume+.

[Functions on “L Earbud”] Play/Pause:   Click Once
Previous Song :   Long Press MFB
Volume  :   Quick Double-Click
Siri:   Quick Triple-Click
Note: at single-channel mode, L earbud only support next song and volume +.

For Call

Answer Call: Click Once
End a call: Click Once
Reject an incoming call:  Long Press 25
Siri:  Quick Triple-Click

For Android :
Earbud volume and android phone volume are Not synchronized. Even if earbud volume full blast, you can increase volume on android phone.

For lOS:
Earbud volume and ios device volume are synchronized, so you can modify volume by earbud or by the ios device.

Charging

Earbuds Charging

Earbuds start to charge only when you put the earbuds into the charging slot with right way.(You can charge the charging case and earbuds at the same time, or you can charge charging case first then to charge the earbuds.

1. When being charged, Earbuds’ LED light will illuminate white.
2. When fully charged, the charging case will automatically stop charging and the earbuds’LED white light will go off.

Charging Warning

1. After using a period of time, the earbuds don’t charge or even can’t turn on because of oxidized magnet connector. You can handle this problem by using alcohol rag to clean the magnet connector on earbuds and charging case.
2. .Earbuds can automatically turn off immediately, meanwhile start charging when you put back into charging case. Also they will automatically turn on and pair when being picked up.

Charging Case Charging

Type-C USB charging

There is a Type-C usb charging cable in the package, please use it to charge the case directly. During Charging, the digital display will flashing and display battery in real-time. After a full charge, the number is displayed as 100.

To Charge your Phone

Fully charged charging case supports to charge your mobile device, connect it to your mobile device with its original charging cable.

WaterProof

Waterproof for daily life (you cannot dip it into water) ,you can wear it on when showering,swimming,washing face,exposing in the rain,having a bath,but cannot dive.

please note this when you swimming (as illustrate):

Notes for signal transmission distance (as illustrate)

Storage And Maintenance

1. .lfthe earbuds have been unused for more than 3 months, we recommend that you charge them.
2. Please use chargers that are FCC(Federal Communications Commission) approved.
3. Do not disassemble Earbuds.
4. Adult supervision is required for children age 6 and under.
5. .Do not expose the earbuds in high or low temperature, do not use the earbuds in a thunderstorm storm.Avoid falling or violent impact of the device. Keep the device away from fire,do not put the device in water.
6. .Do not use oil or any volatile liquid to clean this product.

FAQ

Q: Why the Earbuds Volume is too low ? Even if i have adjusted the earbuds volume to the MAX? And I have tested iPhone and Android Phones.iPhone can do it, Android can’t, Why ?
A: Yes, Android can’t do it. Because iPhone and Android are different system protocol, iPhone system can overcome this.but Android can’t be consistent. If you are using Android phone, you have double-clicked the”R” Earbud button to increase volume to the maximurn,you still think the volume is a little low, you can try to adjust the volume by your phone. Hope this answer will solve your confusion.

Q: Why is there only one earbud with sound after connecting, or both earbuds can’t connect with each other when take out of the charging case?
A: For these 2 issues.you need to reset the twins earbuds. The detail process follows:

1.  Before using.please make sure the Earbuds are fully charged. Then forget all bluetooth devices on your phone bluetooth menu and turn of the bluetooth of all your mobile phones.
2. Take out of the twins earbuds from the Charging case at the same time, waiting for a while, if only one earbud flashes white light, It means the twins earbuds pair with each other successfully.
3. Open the bluelooth of your mobile phone, search ‘K23’ to connect, both earbuds will have prompt• connected Then both earbuds will have music sound.

Q: Why do my bluetooth earbuds keep cutting in and out?
A: There could be a few things that are causing the problem.

For example:

1.  low battery When the battery for your earbud is in low battery status, it’s going to cause more disconnections. Keeping it fully charged will prevent many of these issues with cutting out.You just need to charge it up.

2. beyond bluetooth distance If you have too much distance between your Bluetooth headphones and the device you’ve connected it with, your connection can easily drop.Please not let the distance between the earbuds and your
   mobile phone more than 33 feet( without obstacle).

3. you’ve got too many apps going on Too many apps running in your background is a common and easy fix. When Bluetooth is trying to pair with them, it causes interference with the connection. Plus, some devices are rather
   limited in the number of apps that it can run at the same time.

4. something is interfering If you have another person in the room trying to access the same device, the bluetooth will go with the primary connection.

5. give it a reset Sometimes, a simple reset is all it takes. Put your earbud back into charging case, after one minute,turn it back on and see how it performs.

6. reset your audio device too Sometimes, it’s just that your device is having trouble with the Bluetooth. Reset it by turning it off and then on again.

Q: When on a phone call, can I hear voice in both Earbuds?
A: Yes, you can hear the voice in both earbuds when both earbuds are paired and connected to the same mobile phone

FCC Warning Statement

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 isconnected.
• Consult the dealer or an experienced radio/TV technician for help.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. The device has been evaluated to meet general RF exposure requirement.

Step 1 : The twin earbuds can be automatically power on and paired when they are taken out of the charging case. [If the earbuds are not connected to your device over 3 minutes, the earbuds will power off automatically. Turn on the earbuds manually by pressing down the MFB button about 3 seconds at the prompt “power on” and one beep sound.] Only one earbud led indicator flash white that means they enter tws mode.
Step 2 : Activate Bluetooth setting on your phone, search and choose”K23″to connect. [There should be voice prompt”connected”from both earbuds if you wear them.]

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