HTC True Wireless Earbuds 1

Quick Start Guide

Model: HTC TWS2

A line drawing shows the HTC True Wireless Earbuds 1 charging case open, with two earbuds placed inside. The left earbud is shown outside the case, with a label pointing to its touchpad. The right earbud is also shown outside the case, with a label pointing to its touchpad.

Important: Before use, make sure to tear off the isolative film.

What's in the box

2 Earbuds
Charging case
Quick Start Guide
USB Type-C cable
2 pairs of rubber tips (large and small)
Warranty card

Things to keep in mind with HTC True Wireless Earbuds 1

HTC True Wireless Earbuds 1 should 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

The earbuds will turn on automatically when taken out of the charging case.
On your phone, go to Settings, turn Bluetooth on, and then pair with "HTC TWS2". Check your phone user guide to find out how to access Bluetooth settings.

Note:

If pairing fails, put the earbuds back in the case and try again.
When the earbuds are on and haven't connected to any mobile device, they will continue to search for devices. The earbuds will turn off automatically after 5 minutes.
If the beeping sounds from earbuds are not synchronized or appear as two separate devices in the Bluetooth list, see "Troubleshooting the earbuds" for details on how to solve the problem.

Once paired, the earbuds will automatically connect to your mobile device when taken out of the charging case.
When you're not using the earbuds, place them in the charging case to charge them. Recharge the case with a 5V charger periodically.

Troubleshooting the earbuds

If you encounter one of the following issues:

Only one of the earbuds plays music and the left and right earbuds appear as separate devices with the same name in the Bluetooth list.
When the earbuds are not connected to your mobile device, the beeping sounds from the left and right earbuds are not synced.

Try the following steps to solve the problem:

Turn off Bluetooth in your device (such as your phone, tablet, or computer).
Put the earbuds in the charging case, and then take them out of the case.
Keep the earbuds still for 15 seconds until you hear the beeping sounds from both earbuds and the sounds are synced.
Turn Bluetooth back on in your device.
Delete “HTC TWS2” from the Bluetooth list.
Search for “HTC TWS2” again and connect to the earbuds.

Resetting the earbuds

Here's how to reset the earbuds to factory default settings:

Turn off Bluetooth in your device (such as your phone, tablet, or computer).
Take the earbuds out of the charging case.
Quickly tap both earbuds 5 times until the LED on the earbuds will flash red, and then if off.
Put the earbuds back into charging case to complete the factory reset.

Controls

Action	Control
Power on/off	Earbuds will turn on when removed from the charging case and turn off when they're put back in the case.
Play next	Tap and hold the right earbud for 2 seconds.
Play previous	Tap and hold the left earbud for 2 seconds.
Play / Pause	Tap either earbud.
Volume up	Double-tap the left earbud quickly.
Volume down	Double-tap the right earbud quickly.
Answer call / End call	Tap either earbud.
Decline call	Tap and hold either earbud for 2 seconds.
Assistant	Triple-tap either earbud quickly.

LED notifications

Indicator	Status
Charging case LED	Flashing red: Connected to power and charging Red: Charging complete Flashing blue: Low battery warning Blue: Charging the earbuds Off: Earbuds are fully charged
Earbuds LED	Red: Charging the earbuds Flashing red and blue: Pairing between left earbud and right earbud Flashing blue: Both earbuds paired, waiting for pairing with the phone. Off: Paired with the phone or earbuds are fully charged Flashing red: Low battery warning

Technical specifications

Bluetooth version	5.1
Sweat and water resistant	IPX4
Noise reduction	ENC
Bluetooth range	≤ 10 m
Play time	Approx. 8 hours (Volume level 50%)
Talk time	Approx. 5 hours (Volume level 50%)
Charging time for earbuds	Approx. 1.5 hours
Charging time for charging case	Approx. 1.5 hours
Standby time	Up to 78 hours
Earbud charges (when case is fully charged)	Around 3 charges
Earbud battery capacity	45 mAh
Charging case battery capacity	400 mAh
Charging case input voltage	5V
Charging interface	Type-C
Charging case power input rating	5V / 320 mA
Net weight (single earbud)	4.5 g
Net weight (both earbuds with case)	41.5 g

Checking product authenticity

Follow these steps to verify your product's authenticity:

Scan the QR code on the package with your phone.
Illustration showing a smartphone scanning a QR code on a product package. Text below says "Scratch & query".
Scratch off the coating on the product label. You'll then see a code.
Image of a product label with a QR code and a serial number "800000000001", followed by "3456".
On your phone, enter the last four digits of the code into the authenticity query app or website.
Screenshot of a mobile app interface titled "HTC Digital product anti-counterfeit..." showing a query field for a code and an "Inquire" button.
If the code is authentic, the Search results screen will show that you have a genuine product code.
Screenshot of a mobile app interface titled "HTC Digital product anti-counterfeit..." showing a "Search result" with a code "8000 0000 0001 3456" and text confirming it's a genuine product code.

Warning: If you encounter a screen indicating an incorrect or invalid code, beware of counterfeiting.

Screenshot of a mobile app interface showing an alert with a red exclamation mark and text "The security code you entered is incorrect. Please beware of counterfeiting." followed by a code and a "Back" button.

Legal notice

Trademarks and permissions:

HTC and the HTC logo are trademarks of HTC Corporation and used under license by Fortune Ship International Industrial Limited.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.

THIS DOCUMENT IS FOR INFORMATION PURPOSES ONLY, AND DOES NOT CONSTITUTE ANY KIND OF WARRANTIES.

FCC Warning

FCC ID: 2AVFE-HTCTWS2

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

This device may not cause harmful interference.
This device must accept any interference received, including interference that 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 with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from 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.