| 2. Two earbuds will start to connect to each other when Blue LED flashes slowly. It will take 4 sec for a cycle, total 2 cycles.
| 3. When 2 earbuds connect, the master earbuds’ blue & red LEDs will flash by turn for pairing with the device. The other earbud will enter standby Its blue LED will flash every 4 sec.
| 4. Turn on the Bluetooth function in the device, search earbud and connect
| 5. When pairing OK, it pops up the”connection” message from your device. If you want to use a single earbud only, please choose and connect the earbud.
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 ‘HEIMDEX FLEX-L’ L&R Earbuds are paired
‘HEIMDEX FLEX -R’ L&R Earbuds are paired
| 3.1 If 2 earbuds can’t connect to each other, the blue & red LEDs on each earbud will flash all the time.
| 4.1 Please put earbuds back to the charging case and red LEDs are on. Please touch each earbud 5 times. Blue and red LEDs will flash one sec.
| 5.1 Please pick up earbuds again. it will enter connection mode of 2 earbuds, blue LED flash. After connection, the master earbud’s blue & red LEDs will flash by turn for pairing with the device. The other earbud will enter standby mode. Its blue LED will flash every 4 sec.
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Notes on charging
It is recommended to use a charger of 5V 2A or less. and with a standard smartphone 5V 2A charger. High-speed charger 9V 1.67A / 5V 2.0A is also available. (However, due to the overheating of the battery when charging only with a 9V or higher independent fast charger. malfunction of the product may occur. Do not use it as it causes it.)
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However, volume control works only when music and video are playing.
FCC ID: 2AZR5-FLEX
FCC STATEMENT
- This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(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.
RF warning statement:
The device has been evaluated to meet general RF exposure requirements.
The device can be used in portable exposure conditions without restriction.
