Based on over 20 years experience in the field of vascular assessment, the latest generation of the world renowned Dopplex handheld Doppler range offers even greater performance, quality and reliability. The range now has significantly enhanced features including improved audio performance, increased warranty to 5 years and new features on the Dopplex DR3 software package. The 10HMz high sensitivity Doppler probe is for the detection of smaller vessels in specialist superficial applications. The 10MHz probe approximate distances of peak sensitivity of 15mm.