ASIMO is controlled by a laptop or a portable computer controller unit through wireless network system. ASIMO has a three-dimensional computer processor that was created by Honda and consists of processors, a signal converter and memory. The computer that controls ASIMO's movement is housed in the robot's waist area and can be controller, or voice commands. ASIMO can comprehend and carry out tasks based on simple voice commands given in English that have been pre-programmed into its on board memory. ASIMO has several sensors to acquire the raw data from the environment. It has gyro sensors to sense the orientation, force sensors to obtain the forces, microphones to detect the sound and cameras for vision to obtain image pixels. ASIMO also has a camera mounted in its torso used to view markers on the floor and on stairs.