9 Scientific apparatus and electronic apparatus, namely, measurement systems for bio-mechanical factors, bio- feedback sensors and systems, on-body sensor networks and systems, ambulatory bio-mechanical measuring systems, angular measurement products, muscle activity measurement products, measurement systems for bio-feedback training and relaxation, postural retraining and bio-feedback systems, products for the measure of the biomechanical assessment, retraining and rehabilitation, kinematic sensors, accelerometers, gyroscopes, magnetometers, electromyography, data processing products, signal processing products, data storage and data logging products, data transmission products, data and systems integration products, wireless networks, data synchronization products, video capturing and analysis products, micro-electromechanical sensors, MEMS (micro electro mechanical systems), inertial sensors