3pcs M38 Bluetooth 4.2 Audio Receiver Module 5W+5W Lossless Car Speaker Headphone Amplifier Board Wireless Refit
$18.10
Shipping:Standard Shipping about 10-25 business days
Secure Payment:Paypal,VISA,MasterCard
For different needs of customers, we offer 3 versions for you to choose from
Function / Model:M18 (Product ID:1476791):M28 (Product ID:1486747):M38 (this item)
Micro power supply:*:√:√
Audio headphone jack:*:√:*
Built-in amplifier:*:*:√(5W+5W)
Lithium battery powered:√:√:√
Support USB sound card, free drive:*:*:√
Volume memory/adjustment:√:*:*
MUTE mute interface:√:*:*
Button extension:√:*:*
Bluetooth version:bluetooch V4.2
Support Bluetooth protocol:HFPV1.7, A2DPV1.2, AVRCPV1.5, AVCTPV1.2, AVDTPV1.2
Format support:Support WAV/WMA/FLAC/APE/MP3 lossless decoding, stereo two-channel output
Operating Voltage:5V/3.7V-4.2V
Broadcast status not connected:5.5MA
Connection working status:20MA
Deep sleeping:3UA
Transmission distance:20 meters (empty or low interference environment)
Operating temperature:-40°C to +85°C
Sensitivity:-87dbm
Introduction
This product MH-M38 is a low-power bluetooth design solution, supporting the latest Bluetooth 4.2 transmission, two-channel stereo lossless playback, Bluetooth connection after the module is connected to Bluetooth, very convenient. In an open environment, the Bluetooth connection distance can be up to 20 meters.
Widely used in a variety of Bluetooth audio reception, a variety of audio DIY modification.
Pin number:Pin header:Description
1:5V:Power positive 5V
2:GND:Negative power supply
3:VBAT:Lithium battery positive 3.7-4.2V
4:L+/L-:Left channel output (direct speaker)
5:R+/R-:Right channel output (direct speaker)
Function Description
Bluetooth V4.2 version, supports Bluetooth automatic connection technology, supports WAV/WMA/FLAC/APE/MP3 lossless decoding, stereo dual channel output.
After the module is powered on, the mobile phone searches for the Bluetooth name MH-M18/MH-M28/MH-M38, and can play music after connecting Bluetooth.
Note
1. Power supply:You can directly use the MICRO USB Android cable 5V for direct power supply, or you can also connect 5V power supply or 3.7V lithium battery (as shown in the figure below). Note that the 5V and 3.7V power supply interfaces are different. 5V is connected to 5V and GND, and the 3.7V lithium battery is connected to VBAT and GND.
The maximum operating current is 5V2A. It is recommended to use a regulated power supply of 5V2A for better sound quality.
2. Support USB sound card, free drive (plug and play). Connect the module to the computer with the USB cable, and the computer can play music through the module amplifier output.
3. Audio output:output left and right channel stereo audio signals, can be connected to two 2-8 euro, 3-5W speakers, push 4 O 5W speakers.
4. This product has its own dual 5W power amplifier circuit, and must not be connected to another amplifier! The outputs of the two amplifiers cannot be connected in parallel or the negative poles are connected together, otherwise the power amplifier chip is damaged.
Package includes
3 x M38 Module
Weight | 0.018 kg |
---|
Customers Also Viewed
CC2530F256RHAR cc2530 Module Serial Port Transparent Transmission with ZB502 Development Board Kit
$52.47Module KitsAdd to cartNoteAt least two CC2530 modules are needed to realize Z1gBee networking, this product contains only one.Two methods can be usedApplication method:(The bottom layer is implemented by the board, you only do the application)Use the firmware associated with the board. In this way, the board is a Z1gBee wireless serial port module, the operation is as …
H2519-5 Dual Row Plastic Terminal 600V 36A 6 Positions Screw Terminal Block Cable Connector Barrier Terminal Strip Block
$12.14ConnectorsAdd to cartSpecificationModel:H2519-5Type:Terminal block Working frequency:High frequencyInterface type:AC/DCRated current:36ARated voltage:600VConductor cross section:0.5-6mm2Number of pin:6Number of bits:6Contact material:CopperInsulation material:Insulation plasticSize:55.6mm x 21mm x21mmFeature:1) High precision2) Excellent inoxidability3) High corrosion resistance4) Great ingredient accuracy and high intensity5) Widely used in lamp, decorated lighting, factory, household appliances, distribution boxes and other transmission equipment, specially point at wire, cable access and …
2 Lamp Backlight Universal LCD CCFL 10V-28V inverter
$8.73Other Module BoardAdd to cart2 Lamp Backlight Universal LCD CCFL 10V-28V Inverter For 10 Inch To 22 Inch ScreenFeatureVoltage:10V ~ 28VCable:300mm(L) / 6 pinSize:122 x 27mm ( L x W )Interface:double light small interfaceInterface definition:1. VCC 2. GND 3. NULL 4. NULL 5. ON/OFFPackage included1 x 2 lamp backlight universal laptop LCD CCFL inverter 10V-28V1 x Cable
Wanptek NPS306W 110V/220V 0-30V 0-6A Adjustable Digital DC Power Supply 180W Regulated Laboratory Switching Power Supply
$170.09Electrical DC Power SupplyAdd to cartProduct descriptionThe Wanptek NPS-W series is a three-window display mini DC power supply that simultaneously displays voltage, current, and power.This product improves the shortcomings of traditional linear power supplies that are bulky, heavy, and inefficient.The output voltage and current of the product can be controlled and adjusted by coarse adjustment and fine adjustment potentiometer respectively, …
5pcs CJMCU-5102 PCM5102A Stereo Digital To Analog Converter DAC PLL Voice Module
$50.58Sensor & Detector ModuleAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.DescriptionBrand:CJMCUPCM5102A Stereo DAC Digital To Analog Converter PLL Voice ModuleMore infos:!Package included5 x CJMCU-5102 Stereo DAC Digital To Analog Converter PLL Voice Module
1Channel RS485 MODBUS RTU Serial Port Multi-function Relay Module PLC Controller for Smart Home 12V DC
$12.66Relay ModuleAdd to cart>>> Manual:Click here to open SpecificationsWorking voltage:DC 12VWorking current:standby 11-13mA, 1 relay is on 44mA.Size:45 x 30 x 18 mmWeight:18 gramsMaximum load:10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDCFeatures-Six working modes:open, close, jog, self-lock, interlock, delay-AT command mode and MODBUS command control mode-Maximum delay of 9999 seconds under …
Reviews
There are no reviews yet.