Characters:
1. portable, pink cute color.
2. available when 16 week pregnant
3. small beautiful appearance, strong ability of processing fetal heart signals, invulnerable to outside interference

Features
All to one design
Small beautiful appearance
Strong ability of processing fetal heart signals
Invulnerable to outside interference
Power with dry batteries (9V)
The probe taking the principal of fetal ultrasound to collect the fetal heart beat signals of fetus
Broadcast the fetal heartbeat sound through headphones or out with loudspeaker
Can transmit the real-time sound of fetal heartbeat to the computer saving for memory by specialized data lines

Function:
a. Acquire the fetal heartbeat signals from fetus, broadcast the fetal heartbeat sound through headphones or out with loudspeaker
b. Can be used singly and also transmit the fetal heart signal to the Remote Central Monitoring System in hospital through ordinary monitoring telephone to provide diagnosis for doctors, enjoying the hospital experts diagnostic services at home.
c. Can transmit the real-time sound of fetal heartbeat to the computer saving for memory by specialized data lines

SPECIFICATION
Ultrasound frequency : 3 MHz
Acoustic intensity: < 2.5mW/c
FHR range: 60-210 bpm
Sensitivity: ≤95 db
Accuracy: 1 bpm