2 MHz Pencil Probe for Adult Echo, Pediatric EchoTransducer Details:Selectable CW Doppler Frequencies: 2.0 MHzNumber of Elements: 2Diameter: 17 mmBiopsy Guide: Not AvailableApplications:>Adult EchoPediatric EchoCompatible with:ACUSON X300 ultrasound systemACUSON X500 ultrasound systemSONOLINE G60 S ultrasound system