Standard Features :Multi-Frequency Function enables selection of 3 frequencies in each Transducer High-End image Control Function as Zoom Image Processing and Variable Focal Zones Built-in Large Track Ball allows ease of use B B/B M and B/M Mode display General Calculation Package for OB Distance Area Volume and Cardiovascular OB Calculation shown on report page Wide Band High sensitivity New optional probes. Dimensions :33.2(W) x 31.2(D) x 26.0(H)cm Weight: 10 Kg Applications :Obstetrics Abdominal Small Parts Veterinary