ZeroPlus has a dedicated team formed by hearing technology professionals and testing experts. We employed digitized and intelligent production processes, supervising production throughout the entire process in accordance with medical-grade product regulations. Following PPE rules, our experts conduct comprehensive sampling tests for SNR, NRR, IPL as well as wearing and other tests, we've developed the ZeroPlus Hearfit Binaual Validation System to be swift, precise, and user-friendly. We also provide on line technical training, technical manuals, and other support based on customer requirments.