233621 SHELL, User Manual

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Green

blinking LED

5 sec

233621® 

Shell

~33ft/10m

WARRANTY

USER

MANUAL

2 sec

VOLUME UP/DOWN

Swipe up/Slip down

CONVERSATION

MODE

Press and hold 

with your palm

NEXT TRACK

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x 2

PLAY/PAUSE

Double tap

R

Power Off

Red light will blink

before power off 

R

2 sec

R

Power On

White light

R

PAIRING

PLAY MUSIC

x 1

VOICE ASSISTANT

Single press

ANC High:   

(Noise cancelling up to 35dB)

ANC Low: ( Ambient Mode ) 

(Noise cancelling up to 20dB)

R

R

VOICE ASS ANC

©2020 Shenzhen Grandsun Electronics Co., Ltd. 

x 2

ANSWER/

END CALL

Double tap

SWITCH BETWEEN

2 CALLS

With 2 active calls,

press and hold 

for 2 sec 

HOLD CURRENT 

CALL/

PICK UP NEXT

Double tap

x 2

REJECT CALL

Press and 

hold for 2 sec

REJECT SECOND

CALL/KEEP 

CURRENT

Press and 

hold for 2 sec

R

CALLS

ON/OFF

Note:

Pairing for the first time:

 Press and hold the power button for 2     

    seconds until the Bluetooth indicator flashes green 

    Connect a new device:

  When the product is powered off, press and 

    hold the power button for 5 seconds until Bluetooth indicator flashes    
    green. 

WHAT'S IN THE BOX

THE PRODUCT

SHELL

USER MANUAL

Note: 

Conversation mode

 is a convenient method to decrease 

your audio volume and give you full awareness of your surroundings. 

This allows you to have a quick conversation with someone or 

immediately be aware of your surroundings.

CONVERSATION MODE

R

R

AUDIO CABLE

L

3.5 mm

Note:

When the headphone is out of power, use the 3.5mm audio cable to  

connect your mobile phone with the headphone, to use Shell as a 

wired headphone.

Power On/Off

light indicator

3.5 mm 

input

Touch pad

Type C

ANC mode

switch

Power/ 

Bluetooth 

button

Bluetooth 

light 

indicator

Voice

Assist 

button

R

BATTERY INDICATION AND CHARGING

LOW BATTERY

Red blinking light

CHARGING

White and red light

FULLY CHARGED

White light

R

Note:

    40 hours of playback time with Active Noise Cancellation on

    and up to 60 hours with Active Noise Cancellation off. 

    10 min charge provides  around 2 hours of playback time

    Shell can be fully charged in 2 hours