portable ultrasound scanner USG ultrasound scanner portable Ultrasound scannerUltrasonic Diagnostic system Technical Parameters:1. Five display format: B,B+B,4B,B+M,M, ZOOM; Image grey scale: 256 levels2. Freezing, real time, selective enlargement, upwards/downwards and left/right turnover of the image can be realized; 33 types of position mark3. Language shift(English/Chinese), under Chinese ...