V0.0 / 1118A
AUD-755
BLUETOOTH
EARBUDS
Use the magnetized system to keep
them around your neck when you do
not use them
WARRANTY
This Steren product is warranted under normal usage against defects in workmanship
and materials to the original purchaser for one year and three months on the battery
from the date of purchase.
CONDITIONS
1. This warranty card with all the required information, invoice, product box or
package, and product, must be presented when warranty service is required.
2. If the product is in the warranty time, the company will repair it free of charge.
3. The repairing time will not exceed 30 natural days, from the day the claim was
received.
4. Steren sell parts, components, consumables and accessories to customer, as well as
warranty service, at any of the addresses mentioned later.
THIS WARRANTY IS VOID IN THE NEXT CASES:
If the product has been damaged by an accident, acts of God, mishandling, leaky
batteries,
failure to follow enclosed instructions, improper repair by unauthorized personnel,
improper
safe keeping, among others.
a) The consumer can also claim the warranty service in the purchase establishment.
b) If you lose the warranty card, we can reissue it, if you show the invoice or purchase
ticket.
RETAILER INFORMATION
Name of the retailer __________________________________________
Address ______________________________________________________
Product ______________________________________________________
Brand ________________________________________________________
IMPORTANT
Read these manual to avoid any damage.
The instructions of these manual are for reference about the product.
There may be differences due to update.
Please check our web site (www.steren.com) to obtain the latest
version of the instruction manual.
CAUTIONS
CHARGING BATTERY
BLUETOOTH PAIRING
SPECIFICATIONS
PLACING THE EARBUDS
Before using the hearing instruments for the first time, charge the battery for 4
continuous hours. For subsequent loads, the estimated time is one and a half hours.
Make sure to
place the
microphone in
the direction of
the mouth
PLAYING MUSIC *
HANDS FREE
WARRANTY
2
Keep pressed
the button up
than the LED indicator
flash in red and blue.
The specifications may vary without prior notice
In case it is required
for your device, enter the
password 0000
1
Each time you turn on the headphones, they will
automatically connect to the last linked device.
*The availability of these functions may vary depending on the model
of your mobile device, operating system version and Bluetooth
version.
The LED indicator will flash in red and blue
This indicates that the hearing aids are in search mode
Bluetooth
Activate Bluetooth on your smartphone.
Find the Steren AUD-755 device and
select it to link it.
The indicator LED will flash blue slowly
when it is already linked.
Earbuds:
Frequency response: 20 Hz – 20 kHz
Speaker sensitivity: 92 dB +/- 3 dB
Impedance: 16 ohms
Driver unit: 8 mm
Power output: 5 mW
x1
x1
Press and hold
Press and
hold
Volume -
Next
track
x1
Previous
track
x2
Redial the last
phone number
Press and
hold for
a few
seconds
On / Off
Press and
hold for
a few
secondS
Reject call
R: Right
L: Left
While it is charging, the indicator
LED will remain lit in red; When the
load is finished, it will change to
BLUE
R
L
x1
Answer /
Hang up
Input: 5 V - - - 500 mA (x U SB)
Battery capacity: 3,7 V - - - 110 mAh
Microphone:
Frequency response: 30 Hz – 16 kHz
Sensitivity: -36 +/- 3dB
The approximate time of battery life in continuous use, in medium volume,
is 4 hours.
• Before using the earbuds, make sure the volume on your device is moderate.
The loud sounds may cause severe hearing damage.
• Avoid using earbuds while performing an activity that requires your attention. It is
dangerous to increase the volume, because you can not hear external sounds.
• Before first use, charge the battery to 100%.
• Do not exceed 8 m distance between the earbuds and the Bluetooth device.
• Do not use or store the product in places where there dripping or splashing.
• This device cannot be used by people with different habilities, at less they have
preparation and supervision.
• This product is NOT a toy; keep it away from children.
The operation of this device is subject to the following two conditions: (1) it is possible
that this device may not cause harmful interference and (2) this device must accept
any interference, including interference that may cause undesired operation ".
Product: Bluetooth earbuds
Part number: AUD-755
Brand: Steren
01 800 500 9000
If you keep the button pressed for
more than 2 seconds, the
earbuds will turn off
