The 35C50EA convex array ultrasound transducer works on the DP-30, DP-50 and the Z5 Mindray ultrasound machines. This probe has the following megahertz: 2.0/3.5/5.0/6.0/H4.6/H6.0MHz. The 35C50EA is designed for OB/GYN, Pediatric, Abdominal and Veterinary applications.