AAR - 

The AAR (Arduino-Compatible) Robot is a small autonomous mobile robot which is perfect for those new to the robotics world and also for experienced Arduino fans. Designed in the Arduino open source prototyping platform, the AAR is easy to program and run. With many expansion kits available your creativity is the only limit to where your AAR Robot will go. The AAR is ideal as an introduction into processor controlled hobby electronics, and also for educational projects in schools and colleges.

Features:

ATmega328P, 8-bit AVR-RISC Processor with 16 MHz Clock

Includes Firmware and Hardware Self-Test

Delivered Fully Assembled (No Soldering Needed)

CD with Software, Manual, and Many Extras

Arduino Open Source Software

On-Board Odometer Sensor on Both Wheels

Line Tracker Sensor

USB Interface Programming

Expansion Kits Available

I2C bus

2 Independently Controlled 3 VDC Motors

14 Digital I/Os on the Processor (9 Free)

8 Analog Input Lines (2 Free)

ISP Connector for Bootloader Programming

Wireless Control Possible with Optional Bluetooth and 433 MHz RF