Bluetooth Headphones
User Manual
Thank you for purchasing our products, please read the
user manual carefully before use.
U8I
English Version --------------------- 1
Deutsche Version -------------------- 15
● Bluetooth headphones × 1
● Eva bag × 1
● Eartips × 3 pairs (large, medium, small)
● Micro USB cable × 1
● Wire clip (removable) × 1
● User manual × 1
Package Contents
A
At a Glance
B
LED indicator
L (for the left ear)
R (for the right ear)
Microphones
Volume + / Next
MFB button
(multi-function button)
Volume - / Last
Micro USB port
Right Left
LED Indicator Guide
● Rapidly flashing red and blue alternately: Pairing mode
● Flashing red once every 6-8 seconds: Low battery
● Flashing blue once every 6-8 seconds: Paired
● Flashing blue twice every 6-8 seconds: Powered on but
not paired
● Rapidly flashing red 3 times: Powered off
● Steady red: Charging
● Steady blue: Fully charged
1. Charge the headphones
1) Open the hinged door on the bottom of the right
earphone.
2) Plug the small end of the USB cable into the
Micro USB port of the headphones.
3) Plug the other end into a USB wall charger or
computer (DC 5V) that is powered on.
Notes:
● Fully charge the headphones before using them
for the first time.
● The indicator is red during charge.
● The indicator turns blue when the headphones
are fully charged.
● The indicator flashes red and a voice reminder
prompts when the headphones are in low battery.
Using the HeadphonesC
2. Power on/off
● Power on: Long press the MFB button for 3
seconds.
● Power off: Long press the MFB button for 3
seconds when the headphones are on.
3. Pair
1) Turn on the Bluetooth of your phone or other
Bluetooth devices.
2) Turn on the headphones when they are in
shutdown state and the headphones enter
pairing mode (indictor rapidly flashes red and
blue alternately).
3) In the list of found Bluetooth devices in your
phone or other Bluetooth devices, choose "U8I"
to pair.
4) Enter "0000" or "1234" if your phone or
Bluetooth device asks you to enter a code to
pair.
U8I
100%9:41 AM
U8I
Long press
Notes:
● The headphones will directly enter pairing mode
the first time you turn them on. To enter the pair
mode later, follow the steps above.
● The headphones will connect to the last paired
Bluetooth device automatically when they are
turned on. Please turn on the Bluetooth of your
Bluetooth device before turning on the
headphones.
● When the headphones are on but was not paired
with your phone or other Bluetooth devices, they
will exit the pairing mode in 1 minute (to enter
pairing mode again, turn off the headphones and
turn them on again) and be automatically off in
about 5 minutes (to enter pairing mode again,
turn on the headphones).
4. Connect to two Bluetooth devices at
the same time
1) Pair the headphones with the first phone.
2) After a successful pairing, turn off the
headphones and the Bluetooth of the first
phone.
Phone 2
Phone 1
3) Pair the Bluetooth headphones with the
second phone.
4) After a successful pairing, turn on the
Bluetooth of the first phone, choose "U8I"
and tap to connect, then these two phones
are both connected to the headphones at the
same time.
U8I
100%9:41 AM
U8I
Long press
U8I
100%9:41 AM
U8I
6. Volume up/down, next/last song
● Short press "+" button to increase the volume;
long press "+" button for 2 seconds to skip to
the next song.
● Short press "-" button to decrease the volume;
long press "-" button for 2 seconds to skip to
the last song.
7. Play/pause playing songs
Short press the MFB button to pause and short
press the MFB button again to resume playing
songs.
5. Wear the headphones
Gently push the eartip into your ear and adjust the
ear hook until you feel comfortable with it.
Long press the MFB button for 2
seconds to reject an incoming call.
8. Answer/hang up/reject calls
Short press the MFB button or operate
on your phone to answer an incoming
call.
Short press the MFB button or operate
on your phone to hang up an ongoing
call.
Short press
Long press
11. Activate voice control of phone
In paired state, long press "+" button and "-"
button at the same time for 2 seconds until you
hear a "Di" sound. (This function works only when
your phone has voice control function; please
refer to the instructions of your phone for details.)
9. Redial the last number
Double press the MFB button in paired state.
10. Sound transfer to headphones or
phone
During a call, long press the MFB button for 2
seconds and you can transfer the sound to your
headphones or phone.
Long press
12. Reset the headphones/Clear all
pairing information on the
headphones
During charging, long press the MFB button until
the indicator flashes blue 3 times.
FAQsD
Q: I paired the headphones with my phone
before, but I failed to pair them to my
phone again.
A: A: Turn on the Bluetooth of your phone and in
"MY DEVICES", choose "U8I" and tap" "
"Forget This Device". Then pair the
headphones with your phone again following
the instructions in the previous part "Pair".
Q: I paired the headphones with my phone,
but there is no sound from the
headphones.
A: Make sure the headphones/phone are/is not
muted. Some phones ask for setup of the
wireless headphones as an audio output
device before sound is transmitted. Please
refer to the instructions of your phone for
details. If you use a music player or other
devices, please make sure it supports A2DP
stereo music profile.
Q: The connection between headphones and
phone is not stable.
A: Make sure you headphones stay close to your
phone (not away from your phone more than 33
feet, no obstacles between, and no radio or
Wi-Fi interference nearby).
Q: Can I use the headphones during charging?
A: No, you can’t.
Q: The headphones are dead.
A: Reset the headphones.
Bluetooth Standard: V4.1
Chipset: CSR 8635
Wireless Profile: HFP, A2DP, HSP, AVRCP
Operating Range: 33 feet/10 meters (No
obstacles between)
Waterproof Rate: IPX7
Standby Time: 250 hours
Charging Time: 2 hours
Talk/Playing Time: about 6-8 hours (Varies
according to volume level and audio content)
Charging Voltage: DC 5V
Charging Current: 5V 1A
Battery Capacity: 100mAh/3.7V
SpecificationsE
Use original or certified cables.
Don’t expose to liquids.
Don’t disassemble.
Avoid dropping.
Avoid extreme temperatures.
AttentionF
Bluetooth Kopfhörer
Bedienungsanleitung
Vielen Dank für den Kauf unserer Produkte. Bitte lesen Sie
die Bedienungsanleitung vor dem Gebrauch sorgfältig durch.
U8I
● Bluetooth-Kopfhörer × 1
● Eva-Tasche × 1
● Ohrspitzen × 3 Paare (groß, mittel, klein)
● Micro-USB-Kabel × 1
● Draht-Clip (abnehmbar) × 1
● Bedienungsanleitung × 1
Packungsinhalt
A
Auf einen Blick
B
LED-Anzeige
L (für das linke Ohr)
R (für das rechte Ohr)
Mikrofone
Lautstärke + / Weiter
MFB-Taste
(Multifunktionstaste)
Lautstärke - / Zurück
Micro-USB-Anschluss
linksRechts
LED-Anzeiger Anleitung
● Schnell blinkt abwechselnd in rot und blau:
Pairing-Modus
● Blinkt einmal alle 6-8 Sekunden in Rot: Batterie schwach
● Blinkt alle 6-8 Sekunden in blau: Paarig
● Blinkt zweimal alle 6-8 Sekunden in blau: Eingeschaltet,
aber nicht gekoppelt
● Schnell blinkt 3 Mal in rot: Ausgeschaltet
● Stetig in rot: Aufladen
● Stetig in blau: Voll aufgeladen
1. Laden Sie die Kopfhörer auf
1) Öffnen Sie die Klappe an der Unterseite des
rechten Ohrhörers.
2) Stecken Sie das kleine Ende des USB-Kabels in
den Micro-USB-Anschluss des Kopfhörers.
3) Schließen Sie das andere Ende an ein
eingeschaltetes USB-Wandladegerät oder einen
Computer (DC 5V) an.
Anmerkungen:
● Bitte aufladen Sie vor dem ersten Gebrauch
Kopfhörer aufladen.
● Die Kontrollleuchte leuchtet beim Laden rot.
Verwenden der KopfhörerC
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