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..
20W Adjustable DC-DC Buck Converter with Digital Display Introduction
This is a 20W adjustable DC-DC buck converter module with digital display. It is based on LM2596 3A step-down voltage regulator and supports an input of 0~40V DC with an accuracy of ± 0.05V.
On a regular buck converter there is no display and you have to measure the output manually with a multimeter, which can be slow and inefficient. This buck converter has a display with the out..
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 sp..
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.
Power Supply: DC 3.6-5.5V (DO NOT apply over 5.5V, it damag..
AA Boost Module V2 Introduction
The AA boost Module is DFrobot's exclusive product. One of its key features is solving the 5V battery power supply problem. As we all know, one AA battery is 1.5V , with two or three you still cannot get 5V. Now with this AA boost module, insert two dry batteries, flip the power switch, and you have a 5V output to power your circuit. Two AA batteries will be enough to rea..
Arduino Wireless SD Shield Introduction
The Arduino Wireless SD Shield provides a 3.3v regulated Digi Xbee slot for easy wireless connectivity, a uSD (micro Secure Digital) slot for onboard storage capabilities, and a compact prototyping board area for custom additions. Transmission LED indicator lights, a reset button, and serial select switch are also available for your convenience.
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 (16G) or USB flash drive. All playback is controlled by..
DC-DC Boost Module (0.9-5V) Introduction
This is a small DC - DC boost module that converts a 0.9 ~ 5v power source to standard 5V, making it capable of supplying power to an Arduino microcontroller and other small electronic devices that use a 5v input. It integrates a PFM DC-DC boost control chip. The maximum output current is up to 500 ~ 600 mA. There are two power input ports, PH2.0 and KF235-3.81-2P which ar..
DC-DC Power Module 25W Introduction
This Power Module is a small size 5A 350KHz 25V Buck DC to DC Converter. It can convert any DC voltage between 3.6V-25V to a selectable voltage from 3.3V to 25V.
You can choose 5V direct output voltage with the convenient on-board switch or adjust the output voltage by the blue & white resistor. Three different output interfaces for convenient and fast prototyping of ..
DFPlayer - A Mini MP3 Player For Arduino Introduction
Sing for the moment! The DFPlayer Mini is a small and low cost MP3 module 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, which supp..
DFRduino Player MP3 Introduction
The DFRduino Player MP3 module is designed to give your project speech. The DFRduino player V3.0 is based around an ATS2513 chip and supports recording and Chinese TTS voice synthesis. The board supports a greater range of SD cards up to a maximum of a 32GB TF card. Audio is output in stereo. There is a 2-way power amplifier output and the board is able to drive a speaker up to 3W...
DS1307 RTC Module with Battery for Raspberry Pi Introduction
This RTC module is specifically designed for the Raspberry Pi. It communicates with Raspberry Pi through I2C bus and includes a Maxim DS1307 and CR1220 button cell on the board to keep a real time clock for a long time after the Pi has powered down. Just set a serial port, and you have a convenient way of online debugging using TTL. Supports Raspberry Pi B/A+/B+/2 model B/3 model B...
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EEPROM Data Storage Module For Arduino Introduction
If you want more storage for your Arduino project, this Arduino EEPROM Data Storage Module is designed for you. This arduino EEPROM data storage module supplies an extra 32k byte for your project. Simply wired them via I2C. Supplied with Interface cable which can be fawlessly integrated with Interface Shield for Arduino.
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.
Speed (no load)：15000 rpm
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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..
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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 ..