10pcs M38 Bluetooth 4.2 Audio Receiver Module 5W+5W Lossless Car Speaker Headphone Amplifier Board Wireless Refit
$52.53
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
10 x M38 Module
Weight | 0.06 kg |
---|
Customers Also Viewed
5pcs XH-W1321 0.1 Digital thermostat Mini Embedded Blue Digital Display Switch Temperature Controller with Waterproof NTC Sensor Meter
$48.34Sensor & Detector ModuleAdd to cartSpecificationsProduct Name:Miniature embedded digital display thermostatProduct Model:XH-1321Material:ABSCase Color:WhiteLED Color:BlueInput Voltage:DC12VTemperature Measurement Range:-50-110→ Temperature Control Range:-50-110→ Control Accuracy:0.1→ Display Accuracy:0.1→ Measuring Input:NTC10K Waterproof Probe L=1 MeterOutput Type:Relay Output(Output Switch) Output Capacity:10ASize (Length x Width x Height):about 56 x 38 x 32mm (2.17 x 1.50 x 1.26 Inch ) Opening hole size:46 x 34mmKey FunctionSET:Press once during …
LVDS to eDP Universal Driver Board LVDS to EDP Adapter Board eDP LCD Screen Signal Adapter Board DP_N173HGE_V6.1
$26.23Driver ModuleAdd to cartThis item need to used with a driver board like:T.SK105A.03FeatureSupport 1/2/4 lane EDP-1366*768 / 1920*1080EDP signal output I-PEX 20455-30PINLVDS input:DuPont 30P 2.0 pitchNo short-circuit any pins, the default resolution is:1920*1080, 1920*1200With short-circuit R16 resistor is:1366*768, 1280*800, 1440*900, 1680*1050, 1600*900R15 short circuit is connected to 1 lane EDP LCD screenR16 short circuit is connected to 4 …
50pcs 5V infrared Line Track Tracking Tracker Sensor Module
$87.55Sensor & Detector ModuleAdd to cartFeature Quantity:1pc Size:3.5 x 1cm Power supply:5V DC Detector distance:10mm Build-in Tcrt5000 Sensor NSOR Applicable to a variety of platforms including / AVR / ARM /PIC Package included 50 x Infrared line track follower sensor module
ZK-502T TPA3116D2 2*50W Bass AMP bluetooth 5.0 Subwoofer Amplifier Board 2.0 Channel High Power Audio Stereo Amplifier Board
$46.25Amplifier BoardAdd to cartSpecificationType:power amplifier moduleBrand:Wuzhi AudioModel:ZK-502TProcessor speed:24MHZPower supply currentPower supply voltage:DC9-24VPower:2*50WChannels:2 (2.0)Purpose:Amplify the audio signal, and then output to the speakerColour:BlackWhether to support APP:not supportedPackage included1 x power amplifier moduleQuestion and answer1. How to choose a power supplyThe power supply with the board is critical. The higher the voltage, the higher the current and the better the …
3Pcs Aluminum Alloy Heatsink Cooling Pad for High Power LED IC Chip Cooler Radiator Heat Sink 200*69*37mm
$65.60Module ComponentsAdd to cartSpecificationMaterial:Aluminum 6063-T5Processing method:machine sawingNumber of gears:24Size:200*69*37mmlength:200mmUsed for IC ,Diode, Dynatron ,Electronic ,LED,RAM,CHIP computer’s component heat dissipation, or anywhere you need a small efficient heatsink.Package Included3 x Aluminum Alloy Heatsink
mSATA SSD to 2.5 inch SATA 6.0GPS Adapter Converter Card Module Board Mini Pcie SSD Compatible SATA3.0Gbps/SATA 1.5Gbps
$6.55Converter BoardAdd 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.SpecificationColor:GreenDimension:Approx. 57x46mm/ 2.24×1.81′Support 30 mm*50 mm size mSATA SSD converted into a standard 2.5′ SATA6.0Gbps interfaceIt’s both backward for SATA3.0Gbps and SATA 1.5GbpsThe speed and other properties are not changed, only form …
30pcs TTP224 4CH Channel Capacitive Touch Switch Digital Touch Sensor Module
$44.46Sensor & Detector ModuleAdd to cart>>>Manual:Click here to openFeatureOnboard TTP224 capacitive 4-button touch sensing ICOnboard 4-channel level status indicatorWorking voltage:2.4V-5.5VModule can set output mode, key output mode, maximum output time and fast / low power selectionPCB board size:35 (mm) x 29 (mm)Package includes30 x Touch sensor module
DC 5V 10W QI Fast Wireless Charger Acrylic Transparent Pad for iPhone Xs Max X Samsung S9+
$30.36Solar CollectorsAdd to cartSpecificationsProduct Name:Qi Wireless Fast ChargerSize:10x10x0.06cm/3.93inchx3.93inchx0.02inchColor:Black transparentMaterial:AcrylicInput:DC 5V – 2.0A/9V – 1.67AOutput:DC 5V – 1.2A/9V – 1.3AOutput power:Max 10WFeature10W quick charge for qi devices:Charging conversion rate is about 80%,qi mobile phones receiving power can be stabilized at 7.5W or more,so you can charge efficiently and steadily.Thin and portable:Breakthrough 8mm thickness,is so light and small that can …
DC 5V 10W QI Fast Wireless Charger Acrylic Transparent Pad for iPhone Xs Max X Samsung S9+Read More
Reviews
There are no reviews yet.