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
3pcs CBB60 30UF 450V Water Pump Motor Run Capacitor
$20.94Module ComponentsAdd to cartFeaturesCBB60 Capacitors takes heavy-edge metallized Al/Zn PP film or web-like fuse film as dielectric. Its components are sealed with flame-retardant epoxy resin. It has cylindric outline with high reliability and stability.CBB60 capacitor has features of small size, light weight, small tangent in waste angle, and good self-concrescence. Applicable to startand operation with 50/60Hz. A. C …
3pcs CBB60 30UF 450V Water Pump Motor Run CapacitorRead More
200pcs 20 Value 0.5W Assorted Color Wheel inductor Kit 10% Tolerance Set
$10.92Electronic Accessories & SuppliesAdd to cartDescription200pcs 0410 DIP Color Wheel Inductor 1/2W 10% Assorted Set20 value Color Wheel Inductor Assortment Kit (Each 10pcs)1UH (1R0K)2.2UH (2R2K)3.3UH (3R3K)4.7UH (4R7K)6.8UH (6R8K)10UH (100K)15UH (150K)22UH (220K)33UH (330K)47UH (470K)100UH (101K)150UH (151K)220UH (221K)330UH (331K)470UH (471K)680UH (681K)1MH (102K)2.2MH (222K)3.3MH (332K)4.7MH (472K)Note:Please allow 1-2mm errors due to manual measurement.Package included200 x Inductor
Giiker i3s AI intelligent Super Cube Smart Magic Magnetic bluetooth APP Sync Puzzle Toys from
$111.36MathematicsAdd to cartSpecificationBrand:Giiker (Xiaomi ecological chain)Model:SUPERCUBE i3SDimension:56.5mm*56.5mm*56.5mmBattery:3.7V Lithium BatteryInterface:Micro USBCharging Time:1 HourLasting Time:30 HoursConnection:bluetooth 4.0System Support:Android 4.4 or Above, iOS 8.0 or AboveFeatures1. No TediousNo Need to Memorize FormulasNeedn’t admire a master to quickly restore again.2. 10 Years ResearchAPP Guide, Restore in 30sBuilt-in GiiKER patent CUBE-SYNC synchronization moduleConnect to APP, synchronize the state, automatically calculate the fastest …
2PCS H8 H9 H11 880 881 Male Connector HID/LED Plug Socket Adaptor Wiring Harness Waterproof
$10.11ConnectorsAdd to cart1Pair H8 H9 H11 880 881 Male Connector HID/LED Plug Socket Adaptor Wiring HarnessSpecificationProduct Name:Plug Socket AdaptorMaterial:PlasticSize:24x35mmManufacturer Part Number:251340315103Quantity:1PairFeaturesEasy to install;It is waterproof;High quality single pin waterproof connectors assembly;Make the connection better.FitmentHID Adapter FitsB M W Mercedes-Benz Au di A6 Saab VWWith the adapters, the H7 HID bulbs can be installed into your car’s headlight …
2PCS H8 H9 H11 880 881 Male Connector HID/LED Plug Socket Adaptor Wiring Harness WaterproofRead More
AC12V-0-AC12V Tone Board Adopts JRC5532 A3 Class A Luxury Tone Board
$44.35Amplifier BoardAdd to cartFeatures1. Use Japanese original JRC5532.2. The main filter capacitor adopts imported fever-grade ELNA with a capacity of 3300UF*4, and adopts 2A and above rectification to ensure a strong continuous power supply.3. The resistance selects five-ring metal resistors, and the main circuit uses five-ring metal film resistors with an accuracy of ÷1%, which ensures a good …
AC12V-0-AC12V Tone Board Adopts JRC5532 A3 Class A Luxury Tone BoardRead More
Reviews
There are no reviews yet.