background image

  If you don't see the earbud shown in the list, reset it by quickly tapping 

5 times on earbud. The LED on the earbud will flash red several times. 
Put the earbud back in the charging case to complete the factory reset.  

  If pairing fails, put the earbud back in the case and try again.   

  When the earbud is on and hasn’t connected to any mobile device, 

they will continue to search for devices. The earbud will turn off 
automatically after 5 minutes.  

3.  Once paired, the earbud will automatically connect to your mobile device 

when taken out of the charging case.   

4.  When you're not using the earbud, place it in the charging case to charge 

it. Recharge the case with a 5V charger periodically.   

 

Controls 

Power on/off 

Earbud will turn on when removed from the charging case 
and turn off when it is put back in the case.  

Play next 

Tap and hold the earbud for 2 seconds. 

Play previous 

Tap and hold the earbud for 5 seconds. 

Play / Pause 

Tap earbud. 

Answer call / End call 

Tap earbud.  

Decline call 

Tap and hold earbud for 2 seconds. 

Assistant 

Triple-tap earbud. 

 
 
 
 

LED notifications  

Charging case LED 

:

 

Over 30% charged

 

:

 

Over 60% charged

 

:

 

Fully charged

 

 

Flashing blue:

 Connected to power and charging 

 

 

Blue on all LEDs:

 Case is fully charged

 

 

Flashing blue on the first LED:

 Low battery warning 

 

 

Blue:

 Charging the earbud

 

Earbud LED 

 

Red

: Charging   

 

Blue

: Pairing 

 

Off

: Fully charged or paired with mobile device 

 

Technical specifications 

Bluetooth version 

5.3 

Sweat and water resistant 

IPX4 

Noise cancellation 

ENC

 

Summary of Contents for TWS4

Page 1: ...d not be used in extreme temperatures Before using the charging case for the first time make sure to charge it using a 5 volt charger Pairing HTC True Wireless Earbuds 1 with your phone 1 The earbud will turn on automatically when taken out of the charging case 2 On your phone go to Settings turn Bluetooth on and then pair with HTC TWS4 Check your phone user guide to find out how to access Bluetoo...

Page 2: ...Recharge the case with a 5V charger periodically Controls Power on off Earbud will turn on when removed from the charging case and turn off when it is put back in the case Play next Tap and hold the earbud for 2 seconds Play previous Tap and hold the earbud for 5 seconds Play Pause Tap earbud Answer call End call Tap earbud Decline call Tap and hold earbud for 2 seconds Assistant Triple tap earbud...

Page 3: ...d 3 charges Earbud battery capacity 45 mAh Charging case battery capacity 400 mAh Charging case input voltage 5V Charging interface USB Type C Charging case power input rating 5V 320 mA Net weight single earbud 4 g Net weight both earbuds with case 43 g Checking product authenticity 1 Scan the QR code on the package with your phone 2 Scratch off the coating You ll then see a code ...

Page 4: ...ur phone enter the last four digits of the code 4 If the code is authentic the Search results screen will show that you have a genuine product code Warning If you see the above screen beware of counterfeiting ...

Page 5: ...t may cause undesired operation NOTE 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...

Page 6: ...that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment ...

Reviews: