Two-way audio communication Kinds of prompt sound and LED indications Fully remote configurable through APP Available models: DS-PS403I-WB DS-PS403I-WB Hardware
Two-way audio communication Kinds of prompt sound and LED indications Fully remote configurable through APP Available models: DS-PS403I-WE DS-PS403I-WE Hardware
868MHz two-way wireless communication Two-way communication, stable and secure LED display, show the differernt feedbacks with easy understanding Up to
433MHz two-way wireless communication Two-way communication, stable and secure LED display, show the differernt feedbacks with easy understanding Up to
