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Mini MP3 BLE Bluetooth 4.1 Lossless Decoder Board Bluetooth Receiver Board Amplifier Module for Car Speaker Amplifier Description: Bluetooth voice player.It support Bluetooth wireless connections.Smart home playback. Features: 1>. Bluetooth wireless connection.Longest communication distance 20 meter. 2>. Support decoding f... $1.95
~~$2.99~~ SKU: 13287
$1.95
~~$2.99~~
35

DC 3.3V 4-Channel PLC Amplifier Optical Isolator NPN Output Signal Converter Board 1.Description: 1>. Adopt new original imported FET. 2>. The input signal is compatible with NPN and PNP, and is compatible with PLC equipment such as Mitsubishi, Panasonic, Siemens, and domestic PLC. 3>. The signal i... $6.74
~~$8.99~~ SKU: 13672
$6.74
~~$8.99~~
26

PWM DC Motor Speed Controller Regulator Switch Potentiometer Module DC 10V-60V 12V 24V 36V 48V 20A Description: DC Motor Speed Controller, the full name of pulse width modulation is Pulse Width Modulator.Abbreviation PWM. DC motor governor is a device for adjusting the speed of a DC motor. DC motor has the characteristics of low spe... $7.49
~~$9.99~~ SKU: 13314
$7.49
~~$9.99~~
26

Blue LY6W 36V Electricity Quantity Display External Installation for Lead Acid Battery Product Introduction: 1. Model: LY6W 2. Type: External Installation 3. Screen Display: LCD 4. Application Battery: Lead Acid Battery Application Battery Specification: 1. Lead Acid Battery: 36V ... $4.49
~~$5.99~~ SKU: 11387
$4.49
~~$5.99~~
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2 Channel PWM Pulse Adjustable Frequency Square Wave Digital Display Signal Generator Module Stepper Motor Controller Product Introduction: 1.Operating Voltage:5-30V;support micro USB 5.0V power supply 2.Frequency Range:1Hz-150KHz 3.Frequency Precision:2% 4.Signal Load Capacity:8-30mA 5.Output Range:5V 6.Ambient Tempe... $2.89
~~$3.85~~ SKU: 10535
$2.89
~~$3.85~~
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Wireless Bluetooth BLE 4.1 MP3 Decoder Board TF Card Micro USB Lossless Decoding Stereo Audio Player Module for Car Amplifier Description Support for Bluetooth 4.1, support automatic return function, support WAV + APE + FLAC + MP3 lossless decoding, stereo output, comes with TF card download, support U disk, TF card player. Parameter characteristic... $3.74
~~$4.99~~ SKU: 12326
$3.74
~~$4.99~~
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Bluetooth 5.0 Power Amplifier Board 2x15W 2x10W Support AUX Audio Support Change Name and Password 1.Description: This module is controlled by Beken's BK3266 chip to provide high quality sound quality and compatibility, with superior performance. The Bluetooth module adopts the driverless mode. Cu... $8.99
~~$11.99~~ SKU: 13363
$8.99
~~$11.99~~
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2 In 1 Dual TF Card Adapter Shield Two Micro SD Card Dual System Switch Converter for Raspberry Pi B+/2B/3B Features: Toggle switch and switch to another system! This item can be applied with Raspberry Pi B+/2B/3B Time to start your project with Raspberry Pi now!!! Notice: 1.Toggle switch can respectively switch A,B two TF cards ... $10.39 SKU: 10868
$10.39

4 Channel Optocoupler Isolation Electronic Switch Module 4Bit Opto Isolator PLC Transistor Product Introduction: 1.Size:63*48*16mm 2.Main chip:FR1205 (NMOS) 3.Input Control Voltage: DC 3V-24V 4.Maximum output control voltage is 55V, maximum circuit is 5A 5.Input control power and controlled power are completedly opto... $8.99
~~$11.99~~ SKU: 8899
$8.99
~~$11.99~~
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MAX7219 Dot Matrix Module 8x32 MCU Control Drive Module Red LED Display Board Module with 5P Dupont Wire Description: MAX7219 is an integrated serial input / output common cathode display driver. It connects the microprocessor with the 8 digit number of 7 digital LED displays, and can also connect to the bar graph display or 64 independ... $6.41
~~$8.55~~ SKU: 13067
$6.41
~~$8.55~~
26

Current to Voltage Converter Module Amp to Volt Transmitter 4-20mA to 0-3.3V/5V/10V Signal Conversion Board Module Product Introduction: 1. Power Supply Voltage: 7-36V 2. After power on, D2 lamp should be on; if not, please check the connection. The board has reverse connection protection function. 3. When the input current is the mini... $2.24
~~$2.99~~ SKU: 12227
$2.24
~~$2.99~~
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Digital Square Wave Pulse Signal Generator Adjustable PWM Frequency PWM Module Stepping Motor Driver Board 6Hz-100KHz Product Introduction: 1>. Model: YYPWM-1 2>. Frequency Range: 6Hz-100KHz adjustable 3>. Duty Cycle Range: 1-99% adjustable 4>. Power Supply Voltage: DC 3.3-20V 5>. PWM width = input voltage 6>. Output PWM Dr... $4.76
~~$6.35~~ SKU: 12192
$4.76
~~$6.35~~
25

Mini MP3 Player Module Audio Voice Board 8Bit I/O UART Contorl Support SD Card TF Card Description: XY-V17B is an intelligent voice module developed by the division independently. It integrates IO subsection triggering, UART serial port control, ONE_line single bus serial port control, and standard MP3, etc. Support MP3,... $1.87
~~$2.49~~ SKU: 13288
$1.87
~~$2.49~~
26

WT588D-U-32M Voice Sound Module Mini USB Interface 32Mbit WAV Sound Speaker Module for 0.5W 8ohm Voice Playback Module Description: The 588D voice module uses the voice chip WT588D-20SS. It is with a 32Mbit capacity memory chip (Note: 1byte=8bit), it can store about 1000s voice. It carries the WT55U02-20SS download chip, and can download audio data d... $5.99
~~$7.99~~ SKU: 13084
$5.99
~~$7.99~~
26

74HC595 Static Drive 4 Segment Digital Display Module 0.5-inch 4 Digits Bright Red Display Board Module Description: 1>. 4-way bright red digital display module is easy to install with four screw holes. 2>. Four 74HC595 SMD drives and digital tube were designed with each band limiting resistor, to ensure uniform brightness. 3&g... $2.99
~~$3.99~~ SKU: 8753
$2.99
~~$3.99~~
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TPA3116D2 50W+50W Class D Amplifier Dual Channel Stereo Audio Digital Power Amplifier Board 2x50W Adjustable Volume Module Product Introduction: 1.Name:50W*2 dual track digital amplifier board 2.Model:XY-502 3.Power Supply Voltage:DC 4.5-27V 4.Output Power:50W*2 5.Protection Function:reverse connection protection,overvoltage protection,undervoltage... $5.24
~~$6.99~~ SKU: 12018
$5.24
~~$6.99~~
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XH-M422 TPA3116D2 Class D Double Channel 50W+50W Digital Bluetooth Amplifier Module Stereo Power Amplifier Board Description: This digital amplifier plate adopts TPA3116D2 chip. It is configured with advanced modulation systems. Its high integration reduces the number of components and integrates the natural protection circuit, including overpres... $9.74
~~$12.99~~ SKU: 13144
$9.74
~~$12.99~~
26

XH-M544 TPA3116D2 150W Mono Subwoofer Amp Board Digital Amplifier Module Single Channel Audio Amplifying Board Module DC 12-26V Description: This product is a built-in TPA3116D2 chip with the power channel digital power amplifier board. Parameters: No. Parameter Value ... $8.99
~~$11.99~~ SKU: 13142
$8.99
~~$11.99~~
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NE5532 Bass Subwoofer Preamp Board Adjustable Low Pass Filter Board Pre-AMP Amplifier Module DC 10-24V Power Supply Board Parameters: 1). Power supply voltage: DC10-24V DC single power supply 2). Frequency range: 22Hz-300Hz 3). Audio input: mono or two-channel 4). Audio output: Mono 5). PCB specifications: 78x32mm, Thickness: 1.6mm 6). PCB Mat... $4.49
~~$5.99~~ SKU: 7275
$4.49
~~$5.99~~
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5A Dual Motor Drive Module Reverse PWM Speed Regulation Double H Bridge L298N Module DC 3.0V-14V 1.Description: DC Motor Speed Controller which is also Pulse Width Modulator. Abbreviation PWM.DC motor governor is a device for adjusting the speed of a DC motor. It has been widely used in DC motor s... $2.99
~~$3.99~~ SKU: 13352
$2.99
~~$3.99~~
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