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Whole catalog Development toolsModulesAudio Modules
Код товара:
042185

Audio module M38 Bluetooth 4.2

Bluetooth 4.2 audio receiver
Audio module M38 Bluetooth 4.2
In stock
80,00 UAH × = 80,00 UAH
from 1 pc : 80,00 UAH
from 5 pcs : 76,00 UAH ( -5,0%)
from 20 pcs : 64,00 UAH ( -20,0%)

Current balances:

Магазин-Днепр
180 pcs
For Online Orders
180 pcs

Изображение товара

Product description format_size zoom_out zoom_in

 Low-power Bluetooth audio receiver module that supports Bluetooth 4.2, two-channel stereo playback without waste. Transmission distance is 20m. You can use vikoristany at different self-contained DIY outbuildings or increase the possibility of old audio systems. You can connect the battery and charge via microUSB socket.
 Zavdyakov podsilyuvachu on the board of the module can connect the dynamics without intermediary. The module can also be twisted like a USB sound card.

Main characteristics:

  • Live voltage: 5V/4.2-3.7V DC
  • Recommended strum block life: 2 A
  • Slowdown in the mode of acknowledgment: 5.5 mA
  • Slow down in transmit mode: 20 mA
  • Sleep mode: 3 uA
  • Bluetooth version: V4.2
  • Protocol support: HFPV1.7, A2DPV1.2, AVRCPV1.5, AVCTPV1.2, AVDTPV1.2
  • Format support: WAV/WMA/FLAC/APE/MP3
  • Distance of transmission: up to 20 m
  • Whisk temperature: -40..+85 °C
  • Receiver sensitivity: -87 dbm
  • Living with Li-ion battery
  • Charging Li-ion battery
  • Є audio pіdsilyuvach 5W + 5W (NS4165 or analogue) 
  • You can use it as a USB memory card 
     

Pinout:

  • 5V - plus module life 5V 
  • GND - hot visnovok, minus eating
  • VBAT - plus battery life
  • L+/L- - output of the left audio channel (for speaker connection)
  • R+/R- - output of the right audio channel (for speaker connection)

Connection scheme:

 

 

Please come in and use it:

  Override the signal. It is easy to add high-frequency or strong electromagnetic signals to Bluetooth antennas, which is why they should be placed far away from other non-drotovy devices. The module is not guilty of being damaged by metal objects, please read the song.
 
  As if the sound is slightly off-kilter when connected to the payment of the pressure switch, the reason is caused by shifts in the ground wire. It is recommended not to twist the plug wire at the output of the Bluetooth module, but to solder the wire, especially the ground wire, and the wire is not to blame, but it is too old, lower, shorter, and shorter than the other one. The problem of audio grounding at the grounding point of the pressure switch board may be related to the grounded audio input of the pressure switch.This ground point can be soldered at different positions for low noise pickup. It is recommended to expand the life jacket for Bluetooth and to pay for the lowering of pressure, as well as to isolate the Bluetooth grounding and grounding for the lowering of tension.
 
  Shards of this product are designed with a bare board, be careful not to touch the components on the board with your hands, shards of static electricity can break through the microcircuit and sparkle and catch fire.
 
  Advance: the charging interface of the first product with the charging mode for the exchange of the stream without charging the charge! For the safety of your life, that lane obov'yazkovo vykovyte litієvі batteries іz zahsnimi boards. The company does not bear responsibility for any kind of controversy caused by wrong victories!

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The data presented in the product description are for reference only and may differ from those indicated by the manufacturer.
To carry out technical calculations and obtain the exact parameters of the goods, use the datasheets from the manufacturer's website.

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