Frequency (Hz): 4.0 - 9.0 MHz. Warranty: 90 days Applications: Obstetrics, Gynaecology Compatible: Philips ClearVue 350; Philips ClearVue 550; Philips ClearVue 650; Philips ClearVue 850; Philips Sparq C9-4v Form Factor: Endocavitary Micro Convex Probe Applications: Obstetrics, Gynaecology Frequency Range: 4.0 - 9.0 MHz. Compatibility: Philips ClearVue 350; Philips ClearVue 550; Philips ClearVue 650; Philips ClearVue 850; Philips Sparq Return Policy90 days warranty Return in case of manufacturing defects Return for incopatibility assumed by the buyer Tags: Ultrasound Probe