Fetal Doppler
Pocket , hand-hold,
Cassette holder for sensor, safety in carry, frame in bend , easily for operation, also comfortable for pregnant woman
Value or curve in LCD display
With data and time or timer function
Ultrasound sensor can be replaced
With inner loudhailer
Better power management function
With video output port
Can monitor pregnant woman's SPO2 and pulse (in option)
DSP technology ,work frequency in 1 MHz, ultrasound dosage is far less than standard of monitoring fetal ,is more safety, single lithium battery, with battery state indication