Users Manual

FACTORY RESET
If you can't connect both earbuds, initialize the earbuds
as follows.
1. Delete "HEIMDEX TSX 5.2" from the cellphone's Bluetooth list.
2. Take both earbuds out of the charging case.
3. Power off by touching and holding the power button
of both earbuds for about 6 seconds.
4. Touch and hold both earbud power buttons at the same
time for about 10 seconds. The red LED blinks 3 times
and the power off. (Earphone factory reset is succesful)
5. Put both earbuds back to cradle and take them out and
pair them again.
6. Register and use "HEIMDEX TSX 5.2" in the
mobile phone's bluetooth list.
※ Search for "TSX 5.2 Factory rest" on YouTube.
CAUTION ON CHARGE
5V 1A or less charger is recommended.
5V 2A Charger & 9V 1.67A/ 5V 2A Mixed charger is available.
(However, Fast chargers can cause product failure.)
※ Never use fast charger for vehicle
Register and use "HEIMDEX TSX 5.2"
in the mobile phone's bluetooth list.