The Chison ECO3 is the best in class B&W portable ultrasound system available. This system outshines competition in literally every single aspect starting with image quality. The Chison ECO3 produces the highest resolution images, is 30% lighter, with 30% longer battery life, and is the only system to feature a high resolution LED monitor. The ECO3 is now the most powerful, user friendly B&W portable ultrasound system in it's class. The user interface and sophisticated software shorten exam times by keeping user inputs to a minimum, the patient management and transfer capabilities are simple to use and the image optimization features are designed to be modifiable on the fly.