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Led Notifications; Technical Specifications - HTC TWS4 Quick Start Manual

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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
Play next
Play previous
Play / Pause
Answer call / End call
Decline call
Assistant

LED notifications

Charging case LED
Earbud LED

Technical specifications

Bluetooth version
Sweat and water resistant
Noise cancellation
Earbud will turn on when removed from the charging case
and turn off when it is put back in the case.
Tap and hold the earbud for 2 seconds.
Tap and hold the earbud for 5 seconds.
Tap earbud.
Tap earbud.
Tap and hold earbud for 2 seconds.
Triple-tap earbud.
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
 Red: Charging
 Blue: Pairing
 Off: Fully charged or paired with mobile device
5.3
IPX4
ENC

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