1. Listen and record your own and your unborn .... Can be used with or without Gel. Also baby oil and Olive oil are also perfect for it ? Battery-operated Contact: Doris/ info@ dmsecg.com DM....
DM Software Inc. USA ( DMS) headquarter is located in California USA, a company that Mr. Bill Parsons built in 1975 specializing in Electrocardiography product. DMS and its product have been approved....