PD1+ combi pocket Doppler with FHR display
Includes choice of 1 probe (2MHz [Red], 3MHz [Orange], 5MHz [Green] or 8MHz [Grey]), digital multipoint autocorrelator, LCD display, RS232 serial port, headphone output, soft carry bag, gel, battery and manual.
 
2MHz and 3MHz probes are for fetal use 
5MHz and 8MHz probes are for vascular use