Quick User Guide
Avantree TWS109
Model No.: BTHS-TWS109-BLK
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Avantree TWS109
Product Overview
Produktübersicht | Vue d’ensemble du produit | Panoramica del
Prodotto | Resumen de producto
1. Basic operation
Important notice:
1) The right earbud is the master piece. Please pair the right earbud
ONLY.
2) Turn OFF either earbud and the other will automatically turn OFF also
3) Sound can only be heard from the right earbud for communication.
2. Pair & connect
NOTE: Pair ONLY the RIGHT earbud with your phone. When you
turn on the LEFT earbud it will auto-connect with the RIGHT.
1) From its OFF state, press & hold on RIGHT earbud for 5s until
the LED flashes RED & BLUE alternately.
2) Activate Bluetooth on your phone. Click and connect to “Avantree
TWS109”. Once connected, the LED will flash BLUE twice every
5s and you will hear: “Connected.”
3) Turn on the LEFT earbud - it will auto-connect to the RIGHT
earbud. The LED will flash BLUE twice every 5s and you will hear
“Left, right channels connected”.
3. Reconnect
Next time just turn both earbuds ON and they will auto-reconnect
with the last paired phone.
1) Activate Bluetooth on your phone.
2) Turn on the RIGHT earbud.
3) Turn on the LEFT earbud. Wait for about 5-10s to reconnect.
NOTE: To use as a standalone mono headset only turn on the
RIGHT earbud.
4. Charging
Please recharge the earbuds when the LEDs flash RED. They take
about 2 hours to fully recharge - the LED will turn RED while
charging and turn off when charging is complete.
Use any compatible USB wall charger (DC 5V / 0.5-2A) or a powered
computer USB port.
5. Troubleshooting
5.1 No sound
5.2 Other issues requiring a ‘reset’ of pairing history
If the earbuds exhibit abnormal behavior, e.g. sound cutting in & out,
very short range, static noise, touch control not responding, etc.,
please do the following.
1) Delete or ‘forget’ the Avantree TWS109 from your phone’s
Bluetooth menu.
2) From its OFF state, press & hold on RIGHT earbud for 5s until
the LED flashes RED & BLUE alternately. Double click and the
LED will light on RED & BLUE simultaneously (looks pink) for
about 2s.
3) After a successful reset it will automatically enter pairing mode.
Please see section 2 to pair & connect your phone again.
Declaration of Conformity
CE: The product is in conformity with the essential requirements of Article 3.1 (a) (b), 3.2 of Directive 1999/5/EC and the
essential requirements of Directive 2004/108/EC.
FCC: This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not
cause harmful interference
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority
to operate the equipment.
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.
FCC ID: 2AITF-BTHS-TWS109
To maintain compliance with FCC’s RF Exposure guidelines, this equipment should be installed and operated with
minimum distance between 20cm the radiator your body: Use only the supplied antenna.
WARNINGS / CAUTIONS
• Permanent hearing loss may result from long-term exposure to sound at high volumes.
• This product contains small parts which may be a choking hazard. Not suitable for children under age.
• To reduce the risk of fire or electrical shock, do NOT expose this product to rain, liquids or moisture.
• Do NOT make unauthorized alterations to this product. • Do NOT expose products containing batteries to excessive
heat (e.g. direct sunlight, fire, etc.).
• Do not leave a fully charged battery connected to a charger; overcharging
Button
Power button
Function
Power on
Operation
Press & hold the for 2s
until LED flashes BLUE
Power off
Press & hold the for 3s
until LED flashes RED twice
Pairing
From off status, press & hold
the for 5s until LED flashes
BLUE & RED alternately
Touch button
Play / pause
Double tap
Next track
Long press the right
Long press the left
Single tap on the right earbud
Previous track
Answer / end
a call
EN
Problem
No sound from
EITHER
earbuds
LED indicator
RIGHT - flashes
BLUE every
second
Cause
Operation
RIGHT earbud
isn’t connected
to your mobile
phone
Turn off both
earbuds,
see section 2
to connect with
phone
Earbuds aren’t
connected
with each other
Search
“TWS109
manually
connect” on
support.
avantree.com
No sound
from the left
earbuds
LEFT - flashes
BLUE every
second
RIGHT - flashes
BLUE twice
every 5 seconds
Any questions? Contact:
Self-service Support:
More FAQs on support.avantree.com
• 100+ Step by step video Guide – youtube.com/avantree/playlists
Telephone Support (Mon-Fri):
• USA / 1 800 232 2078
• EU / Asia telephone No. refer to http: //www.avantree.com/contact-us
(Response Time: 1 working day)
