Features:Large display screenThe screen is as large as 4.5* 2.4cm to show the data clearly.High sensitivity probeThe probe is sensitive and may show you the accurate result.High definition sound speakerThe speaker may show the real sound of your babies.PortableThe device is lightweight and can be easily carried.Widely applicableIt is suitable for offices, homes, travelling, etc.Specifications:Type: Fetal DopplerColor: As shownQuantity: 1pcMaterial: Plastic+ metalSize: 17.5*12*6(cm)Screen size: 4.5* 2.4cmWeight: 244g/8.61ozPackage:1* Fetal Doppler