The Arduino Nano is a small,complete and breadboard-friendly board based on the ATmega328.Operating Voltage:5V With Mini USB 8 analog inputs & 14 Digital input/output ports.
The Arduino Compatible USB Host Shield is based on the MAX3421E, which is a USB peripheral/host controller containing the digital logic and implement a full-speed USB peripheral.
Arduino Leonardo
Arduino Uno R3_SMD IC based open-source microcontroller development board.it has14 digital and analog input/output pins that interfaced to various expansion boards and circuits.
Arduino Pro Micro
Arduino Lilypad
Arduino Pro Mini 328 5V/16Mhz.The Pro Mini ATMEGA328P 5V/16M is a micro-controller board base on the ATmega328. It has 14 digital input/output pins
Arduino Ethernet W5100 Shield
3.2 Inch TFT LCD Shield V2.2 Expansion Board for Arduino Mega 2560
The Arduino Mega 2560 is a microcontroller board based on the ATmega2560. It has 54 digital input/output pins.
Arduino Uno R3 ATmega328P IC based open-source microcontroller development board.it has14 digital and analog input/output pins that interfaced to various expansion boards and circuits.
The Arduino Nano is a small,complete and breadboard-friendly board based on the ATmega328.Operating Voltage:5V With Mini USB 8 analog inputs & 14 Digital input/output ports.