Modul decodor mp3 bluetooth 4.2 transmitator si receptor 3.7V~5V 10M
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Produs:Nou, Fără garanție
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Numar articol:222399235
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Disponibilitate:Indisponibil
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Preț:37,00 Lei
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Anuntul a expirat la:29.04.2024, 02:15
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Specificatii
1.Description:
It is a wrieless bluetooth audio
transmitter receiver module.It has transmit mode (input AUX audio)
and receive mode (output EP audio).
2.Feature:
1>.Transmit and receive
modes
2>.Button
setting
3>.Stereo
3.Parameter:
1>.Product Name:Wrieless
Bluetooth Audio Transmitter Receiver Module
2>.Input
Voltage:5V
3>.Bluetooth Protocol:BLE
4.2
4>.Work
Temperature:-25℃~85℃
5>.Work
Humidity:5%~95%RH
6>.Size:46*25.5*6.5mm
4.Note:
1>.The car Bluetooth connection
protocol is different from the normal Bluetooth connection,and most
cars cannot be connected.
2>.Switching mode is long press
the button,and then power on.
3>.If the Bluetooth module
cannot connect to the Bluetooth speaker.
1.1>.First check the
status of the indicator light and check if it is flashing
fast.
1.2>.Also check whether
the module is in the transmitting state and pay attention to the
jumper cap to be removed.
1.3>. Is your Bluetooth
slave device external? At the same time,the password of your
Bluetooth slave device is "0000".The password of the slave device
must be 0000 to be connected by our module.
4>.The module can be connected
to a 3.7V lithium battery,or it can be used in a dry cell,but the
voltage should be higher than 3.4V.
5>.The module itself has a
lithium battery charging circuit.You can charge Shenchi through
microusb,and the charging current is about
200m4.
6>.The transmitting part of
Bluetooth is dual-tone,and our module is transmitting the
dual-channel audio source.
7>.The receiving part of
Bluetooth is also two-channel and has stereo
output.
8>.The distance of this module
is about 10 meters in a straight line.
9>.If the user finds noise
during the use of the module, he can troubleshoot from the
following aspects:
1.1>.The power supply
selected is too poor,because the noise has a great relationship
with the power supply ripple,it is recommended to use the USB
output of the mobile power supply to try it.The battery is
relatively clean and will not produce noise.In addition, we have
tested that the charging heads of most brands of mobile phones are
normal and there will be no noise.
1.2>.When the cable used
by the user is inserted into our module,it may not be connected
securely,resulting in not having a good common ground,which will
also generate noise.
10>.The Bluetooth name of the
Bluetooth module is: BT-EMMIT2-MIC
5.Function
Description:
1>.If the module is in transmit
mode.The device can search for connected devices automatically
after po it is not found,it will search until it is
found.
2>.The button on the module is a
multifunctional button.
1.1>.Long press:
Play/Pause
1.2>.Short press:Adjust
the volume.The volume can be saved after power off.The volume can
be adjusted from high to low and then from low to
high.
1.3>.The volume of
Bluetooth transmission cannot be adjusted.If you want to adjust,you
can only adjust the volume of the receiving
end.
3>.The module supports MICROUSB
power supply,the Android charging cable.It can be connected to a
computer or a charging head.
4>.There is a battery connector
on the board.Pay attention to the positive and negative
electrodes.
5>.Connect the computer and
enter the sound card mode to play the computer's audio.For simple
power supply,please connect the charging head.
6>.The paired device must enter
pairing mode before it can be found by our transmitting
module.
7>.The installation of the
transmitting module cannot be surrounded by an iron case,because
the metallic ash absorbs wireless signals.
6.Package:
1>.1pc Wrieless Bluetooth
Audio Transmitter Receiver Module
Galerie foto
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