Warranty: One Year Hardware Warranty Dual Head Pocket Portable Ultrasound System Phased + Linear Ultrasound probe frequency of 7.5-10 MHZ Weight of 147 grams with USB and WiFi connections Full waterproof Compatibility with iOS 11, Android 14 and Windows 10 or higher No annual operating fees Two year hardware warranty Clinical: For the use to scanning abdomen, breast, kidney, lung, small parts, thyroid and Specialties: Aesthetics, Cardiac, OB​/​Gyn, Pediatrics, MSK and Vascular Probes: Convex B+ Color Liver, B Fetus, B+ Color Kidney Linear MSK ​/​ Nerve ​/​ B+ Color Artery ​/​ Color Thyroid FDA ​/​ CE Certification for USA ​/​ Europe as well as ISO certification US and International shipping Return Policy: Items are sold as-is with no returns or refunds available unless explicitly stated.