*Delicate appearance, compact design and portable.
*Double-channel audio socket design enables it to provide synchronous audio output signals, accessible for headphones or recording devices.
*Seperated loudspeaker design.
*LCD display FHR clearly
*Simple one-button operation, controlling power and volume as well.
*Can record FHR and audio signals can be transmitted to another recording device
*High sensitive ultrasound probe can detect movement sounds of fetal cardiovascular wall at the 16th week of gestation.
*Unique manufacturing technology is adopted to generate clear fetal heart sound by minimizing ultrasound noise.
*Ultrasonic frequency: 2.5MHZ
*Battery: 9V