background image

Noise Cancellation Mode and 

Ambient Modes

Cycle through Noise 

Cancellation Mode ON, 

Ambient Mode ON and 

ALL OFF

Noise Cancellation Mode: Our noise canceling technology 

and optimized passive isolation can suppress wide-band 

ambient noise

Ambient Mode: Allows you to hear sounds around you 

even while wearing the earbuds

Press thrice X3

QUICK

START

GUIDE

ZEN

Charging cable

USB-C to USB-A

x1

Ear tips

Touch pad

Earbuds LED indicator

Charging case LED indicator

USB-C Connector

x2

Earphone
x1

Charging Case
x1

Packing List

Product Illustration

 

User Guide
x1

Choose your ear tips

Use the touch pad

Turn On/Turn Off

Pairing

Ear tips (S/M/L X2)

*

Do not plug the earbuds into your ears without installing ear 

  tips, as this may damage your ears

Use touch pad to control Music volume / Play / Pause, 

Pick/Hang up /Reject call, Noise Cancellation on / off, 

Ambient on / off, and activate the Mobile phone's System 

voice assistant for conversation

Turn On: 

Take out two earbuds or any one earbud from 

                 the charging box.

Turn Off:

 

Put the earbuds back into the charging box.

*To avoid hurting your ears, please do not apply excessive 

  pressure on the touch pad with your fingers (touch pad lightly)

*To avoid damaging the touch pad, please do not click on it 

  with any sharp objects 

*If the mobile device is not connected in 5 minutes, the earbuds 

  will enter standby mode, you can follow step 2 to re-pair.

* The earbuds are set to Noise Cancellation Mode when powered ON

After putting the earbuds back into the charging case 

and then taking out, the earbuds will automatically 

connect to a recently connected mobile phone.

1. Pair and connect for the first time

Wear demonstration

After putting the earbuds into the ear, rotate and adjust 

the earbud to the right depth and angle to fit the ear 

canal (as shown below)

The size M ear tips are attached to the earbuds in-box.

2. Bluetooth remote disconnection and reconnect

3. Turn on to reconnect

 Remove both earbuds from the charging case;

 Put both earbuds into Bluetooth pairing mode;

 Press and hold the touch pad until the LEDs on the 

     earbuds flash red 3 times;

 Return the earbuds to the charging case and leave 

     them there for 10 seconds;

 The pairing record is now cleared.

After clearing the pairing record of the earbuds, the 

   earbuds will enter the pairing mode directly.

4. To clear the pairing record of the earbuds

 

Take out the earbuds from the charging case;

 

The LEDs on the earbuds flash red and white alternately, 

      and the earbuds enter pairing mode;

x3 > 00:02

 After a few seconds, a Bluetooth pairing request pop-up 

      window will appear, press “Pair” to connect the 

      second earbud;

 Enjoy your Zen

③ 

Find "233621® Zen" on the Bluetooth list to pair the 

     first earbud;

on

Bluetooth

Bluetooth

Bluetooth

233621® Zen

Bluetooth

233621® Zen

pair

 If the earbuds are disconnected with the mobile 

     phone and return to the effective connection range 

     within 10 minutes, Bluetooth will automatically reconnect.

 If the earbuds are disconnected with the mobile 

     phone and return to the effective range after 10 

     minutes, Bluetooth needs to be reconnected manually.

Rotate and adjust to 45° angle position

For the earbuds that are not paired for the first time, when 

   connecting a new mobile phone, you need to touch the pad for any 

   earbud 3 times in a row, and the third press holding for 2 seconds, 

   the LEDs flash red and white alternately.

IMPORTANT!

The operation of switches on your hi-fi system may 

cause clicks which at high volume settings may affect 

your hearing. Therefore, always set the volume 

control to minimum before switching between 

different sources. 

WARNING!

. To guarantee your personal safety, please ensure that   
   these earbuds are not worn kept in the immediate 

   vicinity (close than 15 cm) of a pacemaker.

· Do not insert jack plug into electric sockets.
· Supervise children when using the device, the product 
  is not a toy.
· Earbuds listening at high volume levels particularly 
  over extended periods of time may damage your hearing.

©2019 Shenzhen Grandsun Electronics Co., Ltd.

Summary of Contents for ZEN

Page 1: ...QUICK START GUIDE ZEN ...

Page 2: ...Charging cable USB C to USB A x1 Ear tips Touch pad Earbuds LED indicator ChargingcaseLEDindicator USB C Connector x2 Earphone x1 Charging Case x1 Packing List Product Illustration User Guide x1 ...

Page 3: ...n On Take out two earbuds or any one earbud from the charging box Turn Off Put the earbuds back into the charging box To avoid hurting your ears please do not apply excessive pressure on the touch pad with your fingers touch pad lightly To avoid damaging the touch pad please do not click on it with any sharp objects Wear demonstration After putting the earbuds into the ear rotate and adjust the ear...

Page 4: ...e x3 00 02 After a few seconds a Bluetooth pairing request pop up window will appear press Pair to connect the second earbud Enjoy your Zen Find 233621 Zen on the Bluetooth list to pair the first earbud on Bluetooth Bluetooth Bluetooth 233621 Zen Bluetooth 233621 Zen pair For the earbuds that are not paired for the first time when connecting a new mobile phone you need to touch the pad for any earbu...

Page 5: ...connection and reconnect 3 Turn on to reconnect Remove both earbuds from the charging case Put both earbuds into Bluetooth pairing mode Press and hold the touch pad until the LEDs on the earbuds flash red 3 times Return the earbuds to the charging case and leave them there for 10 seconds The pairing record is now cleared After clearing the pairing record of the earbuds the earbuds will enter the p...

Page 6: ... Device not found 4 Paring successful Beep 5 Paring failure Beep 6 Low battery Battery low 10 7 Noise cancellation on Noise cancellation on 8 Ambient on Ambient on 9 Noise cancellation Ambient mode are off off 10 Sound Max Min Beep 11 Power off Power off LED Behavior Earbud LED Behavior Flash white quickly Power on but not connected with any device Flash white slowly Power on and connected with de...

Page 7: ...ange 20 20 000Hz Connections USB C cable for case charging Battery charging A 10 minute charge delivers up to 1 hour playback less than 2 hours for a full charge when charging unit via USB C cable and charging case Playback time Up to 10 hours total 22 hours with charging case Support BT 5 0 A2DP v1 3 AVRCP v1 6 HFP v1 7 HSP v1 2 Bluetooth transmission frequency range 2 402 2 480GHz Bluetooth tran...

Page 8: ...entilated and cool environment without exposing it to directsunlight 11 This device is not a toy and children may use this device under adult supervision This device and its accessories may contain small parts that should keep away from children Children may inadvertently damage the device and its accessories or swallow small parts resulting in suffocation or other hazards 12 The device is equippe...

Page 9: ...ations However there is no guarantee that interference will not occur in a particular installation If this device does cause harmful interference to radio or television reception which can be determined by turning the device off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separ...

Page 10: ...fied service staff only To ensure that the battery and the electrical and electronic device will be treated properly hand over these devices at end of life to the applicable collection point for the recycling of electrical and electronic device Hand the battery over to the applicable collection point for the recycling of waste batteries For more detailed information about recycling of this device or...

Page 11: ... excluding malfunctions are man made 2 The limited warranty shall not apply to a man made damage b exceed the warranty period c no warranty card and valid invoice except those can prove the product is under the warranty period d the warranty card is altered or not complied with the device itself e the SN label on device is torn off except those can provide warranty card and efficiency invoice f acc...

Page 12: ...rces WARNING To guarantee your personal safety please ensure that these earbuds are not worn kept in the immediate vicinity close than 15 cm of a pacemaker Do not insert jack plug into electric sockets Supervise children when using the device the product is not a toy Earbuds listening at high volume levels particularly over extended periods of time may damage your hearing 2019 Shenzhen Grandsun El...

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