The GE RIC5-9-D 3D/4D Intra Cavity transducer has a frequency range of 4.0 MHz. – 9.0 MHz. and supports the following applications: Obstetrics, Gynaecology, Urology. The GE RIC5-9-D transducer is compatible with: GE Logiq E9 Voluson E6; GE Voluson E8 Expert ultrasound systems.