This is the Sharp GP2D12 IR detector with 3 wires that plug into the detector. For wiring the detector follow this link.
This is a MLT-JR tracked programmable robot platform and is equipped with 32mm motors, motor controller, and Arduino. This Arduino robot can be programmed to be a autonomous robot.
SparkFun's minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader.