EF Series Features and advantages: 1)Simple and portable, no fetters2) Full viewing angle touch screen3) HD 1280*800 resolution4) Intelligent Management System Vision Medical video nasopharyngeal endoscope is an innovative device specially designed and produced for clinical use in otolaryngology. The product has the advantages of not being easily damaged, sterilization adaptability and so on. It is suitable for the treatment of severe pharyngitis, vocal cord theory, polyps, cysts, vocal cord paralysis, cancer and trauma. Examine the external ear canal, tympanic membrane, middle ear, etc. Nasal cavity diagnosis, comparative evaluation before and after surgery, comparative evaluation before and after drug treatment, and judicial applications, with integrated workstations to print high-definition medical records. It is mainly used clinically in otolaryngology. **Ultra slim insertion tube: Φ2.0mm Exclusively created the ultra slim outer insertion part **Wireless Endoscope, freely enjoy your views First wireless transmission function in China Multi-point wireless video transmission function **More screens , more possibilities Multi-screen linkage interaction Achieve a seamless experience **Ergonomic handle Ergonomic Design Improved operation feeling, comfortable and convenient **120° large field of view, everything inside A new miniature high-definition image sensor is used, with a 120° viewing angle Can provide large-scale, clear and bright images.