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Gravity: Digital Buzzer For Arduino Introduction Here is the simplest sound making module that you can use High/Low to drive it. Just change the frequency it buzz, you can hear different sound. It is widely used on your daily application, like PC, refrigerator,phones and so on. And you also can create many interesting interactive project with this small but useful module. To ease the difficult of using this senso..

$1.90 SKU:DFR0032 In Stock
3W mini audio stereo amplifier Introduction This is a mini stereo amplifier. It is a fully functional, two-channel audio amplifier, with an integrated sleep mode function. You can disable it on your sketch if you are not using it or not needed by connecting the sleep pin on your board. It‘s specially good for some DIY project. Specification Power Supply: DC 3.6-5.5V (DO NOT apply over 5.5V, it damag..

$5.90 SKU:DFR0119 In Stock
Bluetooth Audio Receiver and Playback Module (Bluetooth 4.0) Introduction This Bluetooth Audio receiver module includes a USB port and TF card slot. With a pre-amp output, you can drive headphones or a 3W speaker directly. You can also add an active power amplifier and connect a loudspeaker. The module supports MP3, WMA, WAV and lossless FLAC audio formats.This module supports playback from TF or USB flash drive. All playback is controlled by..

$14.99 SKU:TEL0108 In Stock
DFPlayer - A Mini MP3 Player For Arduino Introduction Sing for the moment! The DFPlayer Mini is a small and low cost MP3 module player with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an Arduino UNO or any other with RX/TX capabilities. The DFPlayer perfectly integrates hard decoding module, whi..

$8.90 SKU:DFR0299 In Stock
Embedded Thermal Printer - TTL Serial Introduction The embedded thermal printer uses thermal technology, it doesn't need to add toner or ink, stable performance and mini size. The embedded thermal printers are widely used in instrumentation, food inspection, shopping terminals and other scenarios. It can be found in the ATM machines, lockers, POS and supermarket electronic scales in the life. The printer uses a 5~9V wide voltage supp..

$39.00 SKU:DFR0503-EN In Stock
Gravity 4Pin Sensor Adapter Introduction This is Gravity 4Pin sensor adapter which is special designed for 4Pin sensor. We have optimized its connection interface to make it compatible with gravity interface. And the press type terminal will provide you a good experience for the wire connection, press and connect. The adapter has two kinds of power supply, 3.3V and 5V power switch, easy to use and good compatibility ..

$3.00 SKU:FIT0511 In Stock
Gravity I/O Expansion Shield for OpenMV Cam M7 Introduction Gravity: I/O Expansion Shield for OpenMV Cam M7 is an expansion shield specially designed for the OpenMV Cam M7. It is compatible with various sensors and electronic modules of Gravity series, plug and play, no soldering required. It not only helps you avoid the complex wiring , welding and other operations, but also helps you quickly complete wiring and get started with the sensor..

$4.90 SKU:DFR0578 In Stock
Gravity: 386AMP Audio Amplifier Module (Arduino compatible) Introduction This DFRobot 386AMP audio amplifier module uses the National Semiconductor LM386 audio power amplifier chip. It has 20 voltage gain. In the 6V power supply, it's static power consumption of only 24mW, the module is suitable for battery-powered forum. The 386AMP audio amplifier can be connected to MIC or MP3 acoustic sensor module, the sound from the speake..

$12.00 SKU:DFR0064 In Stock
Gravity: DC Fan Module Introduction Make an air aerial propeller vessel, a cooling system, or spinning machine with this small fan module. It comes with a propeller, a 15,000 rpm motor and cable. Add flavor to your own interesting projects with this module. This module is commonly used for STEM class. Specification Working Voltage：3~6V Working Temperature：-20~85℃ Speed (no load)：15000 rpm Speed (6..

$3.90 SKU:DFR0332 In Stock
Gravity: Digital I2C Signal Isolator Introduction Gravity: Digital Signal Isolator is capable of isolating I2C digital signal and providing isolated power to the sensor module, effectively preventing mutual interference between the sensor modules. This digital signal isolator can be used for multi-parameter water quality detection systems to prevent water quality sensors from interfering with each other. In many cases, interferen..

$16.00 SKU:DFR0565 In Stock
Gravity: Digital Speaker Module Introduction This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiometer. The module has various advantages (e.g. a compact footprint, simple interface, wide voltage input range, long service life). It can be used with an Arduino I/O expansion shield for interactive, sound related..

$6.00 SKU:FIT0449 In Stock
Gravity: I/O Expansion Shield for Pyboard Introduction Gravity: I/O Expansion Shield for pyboard is an multifunctional expansion shield specially designed for pyboard v1.1. It is compatible with various sensors and electronic modules of Gravity series, plug and play, no soldering required. It not only helps you avoid the complex wiring , welding and other operations, but also helps you quickly complete wiring and get started with the sen..

$3.90 SKU:DFR0577 Out Of Stock
Gravity: Joystick Module V2 Introduction Lots of robot projects need joystick. This updated joystick module V2 provides an affordable solution. Simply connect to two analog inputs, the robot is at your commands with X,Y control. It also has a switch that is connected to a digital pin. This joystick module can be easily connect to Arduino by our IO Expansion Shield with supplied cables. Notice: The ..

$5.30 SKU:DFR0061 In Stock
Gravity: Vibration Motor Module For Arduino Introduction Have you ever wondered how to implement a vibration motor in your project, like you would find in a mobile phone? The latest vibration module in the DFRobot "Gravity" series will give you in-depth understanding of the principles of vibration motors. This module uses a high quality vibration motor that is the size of a coin. With this little vibration motor module, you can make so..

$2.50 SKU:DFR0440 In Stock
Gravity:Digital IR Receiver Module Introduction Infrared devices are widely used, and often for remote controlled devices. With this IR receiver, your Arduino project is now able to receive command from any IR remote controller. Well, it will be also easy to make your own IR controller using IR transmitter. Specification Power Supply:5V Interface:Digital Modulate Frequency:38Khz ..

$3.90 SKU:DFR0094 In Stock
Gravity:Terminal Sensor Adapter V2.0 Introduction This is universal sensor adapter V2.0, it can be accessed by digital input modules and analog input module. The module with Arduino sensor expansion board, in combination.Improvment compare with the old version,we add a 10K resistor between A & B, A & C respectively,so that you needn't to connect a addition resistor while the sensor must have a pull-up or pull..

$2.45 SKU:DFR0055 In Stock

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