The SonoSite C15 is a micro-convex ultrasound probe operating at 2–4 MHz, designed for both abdominal and adult cardiac imaging. With a compact 15 mm footprint and up to 25 cm scan depth, it provides strong penetration while maintaining good image quality. It is commonly used for liver, kidney, and heart assessments, and is compatible with systems like the SonoSite Titan, 180 Plus, and Elite.