Sony Dream Robot SDR-4X

Sony Dream Robot SDR-4X is a humanoid robot that can walk, move, and even dance. It is only 23 inches tall and weighs 14 pounds.

Powered by a two of RISC processors, the SDR-4X is capable of 38 separate degrees of movement (older version SDR-3X had only 26). SDR-4X has a real-time adaptive motion control system and better communication technology including facial recognition and complex speech recognition.

Newer version SRD-4X-II has three RISC processors and has advanced motion control, illusion of higher intelligence (vocabulary of approximately 20,000 words), better safety and identification features. SDR-4X-II came in April 02, 2003, lets see when we will see the newer version.