Baby Sound B - Doppler
Baby sound B har de samme egenskapene som Baby Sound A, men har i tilegg et LCD display, som lar deg se hjerterytmen til barnet med stor nøyaktighet.
Ultrasound
|
Working Mode
|
Continuous Wave
|
Wafer
|
|
Frequency
|
2.0MHz±10%
|
Transmitting Power
|
<10mW/C㎡(Isata)
|
FHR Range |
50—240bpm |
Overall sensitivity
|
≥90dB
|
Audio
|
Speaker Power |
≤1.8W |
Audio Output Power
|
1W
|
Recording Mode
|
Sampling Frequency
|
|
Recording Duration
|
240s
|
Operation Environment
|
Operation Temperature
|
5--40
|
Power
|
Power |
or 2 AAA 1.5V rechargeable batteries
|
Input Power
|
3VA
|
Continuously Operating Time
|
>8 hours
|
Dimension
|
Height
|
110mm
|
Width
|
55mm
|
Depth
|
17mm
|