hello4dWhat is 2D, 3D and 4D? 2D is the standard black and white ultrasound. This type of ultrasound is recommended for babies that are 20 weeks and younger. 2D is the preferred type of imaging3D 4D HD Ultrasounds in Sarasota, FL Meet your Baby Welcome to Hello My Baby, Sarasota’s premier 3D4DHD ultrasound facility! We can’t wait to share this experience with