Edan E8-4Q endocavity transducer has frequency range of 4 – 8 MHz. Edan E8-4Q endocavity probe is designed for Fetal / Obstetrics, Gyncecology, Trans-vaginal, Trans-rectal, Urology applications. It works with the Edan Acclarix AX2, Edan Acclarix AX3 and Edan Acclarix AX7 ultrasound machines.