DCU Tecnologic 34152500, User Manual

Page: 17 / 44

END THE CURRENT CALL
Press the MFB button once to end the current call
REJECT INCOMING CALLS:
Press the MFB button for 1 second when there comes a
call
LAST NUMBER REDIAL:
Double press the MFB button to redial the last calling
number
MUSIC PLAYING:
Play/pause: short press the MFB button
Prev: long press to select the previous song
Next: long press to select the next song
Vol+: short press to increase volume
Vol-: short press to decrease volume
MODE SWITCHING:
Short press the M button to select mode. (Bluetooth/Micro
SD card/Aux in/FM)
MICRO SD CARD MODE:
Insert a Micro SD card, the headphones will automatically
recognize and automatically broadcasts music in it.
WIRED MODE:
Dual 3.5mm Audio Cable connecting to audio Jack
Plug and play: connecting the headphone to a music
player with the provided dual 3.5mm audio cable, the
headphone can be used as wired headphone without
starting.
In this mode, you can’t use any function of the
headphone, including pause, playback, volume
adjustment, microphone, etc. You must use the music
player functions (smartphone or similar).
FM MODE
Short press the M button to select FM mode, then long
press the M button to scan and memorize the FM radio
stations.
Long press and to select the desired channels.
Press and hold the or button to adjust the volume.
TO CHARGE THE HEADPHONE:
1. As product is built-in non-removable and rechargeable
battery, please use the provided USB type C cable to
charge.
2. Fully charge the product before the first use. It takes
2.5 hours to charge for the subsequent use.
3. The LED indicator turns red when charging, and the
LED indicators turn blue when the battery is fully
charged.
NOTAS:
a. Please choose the charger that is certified by the
regular manufacturer (5V/2A maximum). Do not use
Quick Charge or similar, it can damage the headphone.
b. The battery performance may decrease as repeating
charging and using the product.
c. To extend the life of the battery, do not expose it to high
or low temperatures and charge the headphones
regularly if you do not use them for a long period of
time.
WARNINGS:
1. Please follow the instructions to operate
2. Please charge the headphone with input power below
5V/1A, in order to protect the battery (5V/2A
maximum)
3. Please Store or use the headphone in a normal
temperature environment
4. Please keep the headphone from heat source, such as
radiators, hot air regulators, stoves or other heat
devices
5. Don’t jam the ports of the headphone, such as charger
port, microphone, etc.
6. In order to protect your hearing and extend the
headphone life, it is not recommended to adjust the
volume to the maximum level for a long time
7. Whatever reasons damage the headphones, please feel
free to contact our technical service, do not repair the
headphones yourself or they will lose the warranty
8. The warranty period is 3 years from purchase. It will be
mandatory to present the purchase receipt for any
claim
SPECIFICATIONS:
Bluetooth version: v5.0
Chipset: JL 6925F
Dimensions: 190 x 180 x 80mm
Weight: 175gr.
Wireless working range: 10m (without obstacles)
Speaker: 40mm
Speaker sensitivity: 102+-3dB S.P.L at 1Khz
Frequency response: 20Hz-20KHz
Profiles supported: HFP, A2DP, AVRCP
Battery: 3.7V / 400mAh
Input voltage: DC 5V
Play time: 15h (60% vol. ）
Charging time: 2,5h
BLUETOOTH HEADPHONE TURN ON/OFF:
1. Turn on: hold down the MFB for 2 seconds, the LED
turns solid blue for 2 seconds.
2. Turn off: hold down the MFB for 2 seconds, the LED
goes out
BLUETOOTH CONNECTION:
Follow the steps (please make sure that your phone is
built-in Bluetooth function)
1. Hold down the MFB button for 2 seconds, the LED
indicator turns blue for 2 seconds with a voice prompt
and then the indicator flashes alternately with blue
and red, the headphone enters the pairing status.
(Note: the headphone can automatically enter pairing
status after power on if there is no reconnections. As
the headphone can automatically reconnect with the
last device that you had paired. To re-connect, you just
need to turn it on).
2. Activate the Bluetooth function and search for
“ DCU_Headphone” to connect. If the LED turns blue,
the connection is successful.
ANSWERING INCOMING CALLS:
Press the MFB button once to answer incoming calls.
Tip: some mobile phones default to answer calls via their
own receiver, please refer to the instructions of your phone
and set on your phone.
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ENG