Philips S7-3t Transesophageal phased ultrasound transducer is compatible with Philips Affiniti 70, Philips iE33, Philips EPIQ 5 and Philips Affiniti 50 ultrasound systems. The S7-3t probe can be utilized for pediatric and small adult TEE applications. It features steerable PW Doppler, as well as XRES.