A traditional pocket DOPPLER, designed specially for obstetric use. The AUDIO DOPPLEX combines all the standard features of a traditional low cost unit with the advanced technology of world leading products to provide the highest quality, reliability and performance. Fixed 2 MHz probe with integral probe storage. Active noise reduction. LCD indicators. Auto shut off. Integral probe protection and storage. Ultrasonics warranty: 2 years parts, exclusive of cables and crystals 1 year.