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DC IN

Charging the Case

The earbuds have a total battery life of 
approximately 7.5 hours at 50% volume. 
To charge the case, use the 

USB-C to USB

 

cable (included), to connect to the USB port 
of a powered on computer or USB power 
adaptor (not included). When the case is 
charging the 

Power Indicator LED 

will 

flash green. When fully charged the LED will 
turn solid green. The total charge time is 
approximately 2.5 hours.

DC IN

Truly Wireless Earbuds

User’s Guide for Model IAEBTG421 v2868-01

Function Touch Pad

Note: The Function Touch Pad is sensitive and must be touched or tapped to 

operate properly.

Tap and hold either earbud for 3 seconds to power ON (5 seconds to power OFF).

Tap to turn volume up (RIGHT).

Tap to turn volume down (LEFT).

Double tap to play/pause music.

Quickly tap 3 times to skip to next track (RIGHT ).

Quickly tap 3 times to play previous tracks (LEFT).

Tap either earbud once to answer/end phone calls.

Tap and hold either earbud for 2 seconds to reject incoming calls.

Tap and hold for 2 seconds to activate Voice Assistant (RIGHT).

Press and hold for 2 seconds to switch modes between: Game Mode and Music Mode (LEFT).

Charging Contacts

Charging Contacts

DC Power Input

Case Indicator LED

Charging the Earbuds

1.  Open the cover and place the earbuds on the charging contacts. 

Be sure to match the left and right earbuds with the correct 

docking station in the case. Close the case to begin charging.

2.  When charging, the

 Case Indicator LEDs

 on the front of the 

case will turn on. When charging is complete, the indicator LEDs 

will turn off.

Microphone

Pairing Indicator LED

NOTE: Each earbud must 

be powered on separately.

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