mommy4dThe Differences with 2D Ultrasound, 3D Ultrasound & 4D ultrasound. 2D ultrasound is the standard black and white ultrasound image you will typically receive at your doctor’sHi Mommy 4D Scans proudly provides 3D4D as well as HD Live prenatal Ultrasound scans. With amazingly clear HD Live scan you get an opportunity to take a look