Ai FengAfter the shutdown of NEM series intercom products, their replacement models are NIM series products. NIM Aifeng intercom products are the upgrade of NEM Aifeng intercom products. The connection mode has changed from two-wire system to three-wire system. Neither NEM series nor NIM series intercom systems can be transmitted remotely. In order to adapt to the long-distance transmission of NIM intercom systems, our company redesigned them. research and developmentAifengNIM Series InterviewproductTeletransmissionNIM Series Aifeng Optical Terminal Machine,Our companyNIM SeriesAifeng Interphone Optical Terminal Products ApplicableNIMAi FengInterview SeriesInternal Interview Products of Various Types,A pairNIM AifengOptical Terminals Transportable4road8, 12, 16 to 20road(Customized)NIM AifengInterphone signal,Optical interfaceSingle modeFCInterface,Our company'sNIM Series Aifeng InterphoneIt is a digital optical terminal that can be transmitted on a single optical fiber.NIMAi FengThe audio required for the intercom system. The front panel of the optical terminal is fully compatible with the power supply indicator and the audio status indicator.AIPHONEInterphone systemNIMAudio and data control protocols are long distances with high reliability and cost performance.NIMAi FengInterphone audio data transmission system,At present, it has been successfully applied to intercom projects all over the country.