Arduino R3 is an open source hardware and software program used  for roboticists, and lighting led , motors etc .  Contains Variety of I/O pins including analog, digital, PWM and more. It is inexpensive and easy for beginners to use. It also has reset button to reset the program on chip.

Specifications:

• ATmega328 microcontroller
• Input voltage - 7-12V
• 14 Digital I/O Pins (6 PWM outputs)
• 6 Analog Inputs
• 32k Flash Memory
• 16Mhz Clock Speed

 Package Includes:

• 1 x Arduino Uno R3 board with Cable.

GY-45 MMA845x Sensor, digital triaxial modules is embedded functions with flexible user-programmable option. Its mostly used for Static orientation detection, E-compass application and many more. It has 14-bit and 8-bit digital output  with user selectable dynamic range of  ±2g/±4g/±8g. It easy to use . It has features of vibration detection and pulse detection.

The Audio Amplifier Module based  on LM386 chip is a mono audio amplifier that can be used to boost up the volume of  microphone , mp3 player etc with low voltage audio signals. It operates on the voltage range between 4V to 12 V. It has on board power indicator.

The PCF8591 Module(ADC-DAC)  is a 8-bit CMOS data acquisition devices. It  has the four analog inputs.The three address pins in PCF8591 can be used in hardware address programmed 8 PCF8591 device allows access to the same I2C bus, without the need for additional hardware.The two-wire bidirectional I2C bus is  used to transmitted the input and output of the address, control and data signals and many more.  IT has on chip track and hold circuit in-built.

The TCRT 5000 sensor module helps to detect color and distance.  It  has on board indicator LED and has good accuracy . It provides clean comparator output signal. To adjust the sensitivity on-board potentiometer is in-built. The bolt hole present for  easy installation . It can be used in detecting rainfall, liquid leakage etc. Its measuring distance is from 1 mm to 8 mm.

Memory card used for storing information. It is compatible with TF SD Card used in mobile phone which is very tiny. It has various applications such as data logger, audio, video, graphics with SPI interface and 5v power supply which is compatible with Arduino UNO/mega.

The module helps in transferring data to and from a standard SD card which allows to add mass storage and data logging to your project. you can read and write to the SD card through programming. It is compatible with Arduino  and can be used with other microcontrollers as well.

Bluetooth Module is a Drop-in replacement for wired serial connections, transparent usage. You can use it simply for serial port replacement to establish connection between MCU and GPS, PC to your embedded project / Robot etc. The module can be configured for baud rates 1200 to 115200 bps.

Bluetooth Module Features:

• Support UART,USB,PCM interface to host system
• Easy Configuration through AT Commands
• Encrypted connection
• Frequency: 2.4~2.524 GHz
• Bluetooth core V2.0 compliant
• Built-in Chip antenna
• Power Supply: 5V

Package Includes:

• 1 x BLUETOOTH UART MODULE BASED ON HC-05

The XS-3868  Bluetooth version 3.0 module use OVC3860 chip that supports  A2DP protocol . For high quality stereo audio  stream and audio player this Bluetooth Module is used. It can  be used in Bluetooth stereo headset speakers , automotive stereo speakers and many more.

The USB to TTL  Module use CP2102  chip with 2.0 version . It help in converting of USB convert to serial interface.  It has self restoring fuse , power /TXD/RXD indicator.  It supports Windows OS. It has 57 bytes receive buffer and 640 byte transmit buffer.

The ST-LINK/V2 is an in-circuit debugging and programming for the microcontroller families STM8 and STM32 . The single wire interface module (SWIM) and JTAG/serial wire debugging (SWD) interfaces are used.  To communicate with any STM8 or STM32 microcontroller located on an application board the SWIM (single wire interface module)  and SWD (JTAG/serial wire debugging interfaces) are used. It has a direct firmware update feature supported as well as status LED which blinks during communication with the PC. It has USB 2.0 full speed compatible interface. 

The GY-GPS6MV1 has a popular name called GY-GPS6MV1 NEO-6M GPS Module. It is a module with ceramic designed antenna and built-in EEPROM for saving the configuration data when powered off. It has super signal. It has baud rate of  9600 bps. It is compatible with various flight controller modules that provide GPS computer test software.