High-performance color Doppler (stationary) ultrasound system for use in diagnostics and physiotherapy treatments, allowing clear tissue viewing, a sharp image with good internal pattern definition. 2. TECHNICAL SUPPLY SPECIFICATIONS. 2.1. - HARDWARE The ultrasound system will be a workstation plugged into the mains electricity supply, equipped with wheels for easier transport and operation. Height adjustable. The monitor must allow rotation and elevation with a size of at least 22 inches in diameter. Control touch screen at least 10 inches in diameter. Ultrasound probes of at least 192 piezoelectric crystals: Convex probe (1-6 MHz) Linear probe (3-12 MHz); Virtual convex. The station must be equipped with at least 4 USB and DVD ports for input and output of information. The station must have the capacity to connect to the Internet via Wi-Fi. It will have a hard drive with a capacity of at least 1 TB. 2.2 SOFTWARE The installed software must manage the following working modes: B, M, pulsed and continuous Doppler, Color Doppler and Power Doppler. It will manage the installed noise point elimination technology that allows a good visualization of the internal fibrillar pattern (skeletal muscle), artifact reduction and contrast and edge enhancement. It will manage the installed pulse inversion harmonic image interpretation technology. Zoom based on RF technology. It will have a Patient Database manager: Save images and videos, export them and send them. Presets or pre-established configurations. It will have all the licenses associated with the equipment delivered (elastography, needle optimization, etc. )