4.1 functional characteristicsWe use two line bus wiringThe host call extension, two-way communicationYou can set up two public unlock passwordThe host capacity: 63 layer *8You can swipe to unlock IC/IDThe visual and non visual compatibilityThe non visual host three hosts share one extensionThe visual host two hosts shared an extensionThe extension and host two-way communication, unlocking
4.1 functional characteristicsWe use two line bus wiringThe host call extension, two-way communicationYou can set up two public unlock passwordThe host capacity: 63 layer *8You can swipe to unlock IC/IDThe visual and non visual compatibilityThe non visual host three hosts share one extensionThe visual host two hosts shared an extensionThe extension and host two-way communication, unlocking
4.1 functional characteristicsWe use two line bus wiringThe host call extension, two-way communicationYou can set up two public unlock passwordThe host capacity: 63 layer *8You can swipe to unlock IC/IDThe visual and non visual compatibilityThe non visual host three hosts share one extensionThe visual host two hosts shared an extensionThe extension and host two-way communication, unlocking