Sina 16 G4 are in-the-ear hearing systems with sophisticated, cutting-edge audiological and technical features housed in the smallest of spaces. The hearing systems are the ideal solution for anyone who wants state-of-the-art technology for the most pleasurable hearing experience. They are optionally available with wireless function, allowing them to be wirelessly connected to other audio devices and operated by remote control. The Sina 16 G4 hearing systems can be operated without any accessories by smartphone with the Smart Remote App.