产品规格：Video intercom nametag moduleSIP Video door phoneSIP Single-button door phoneEthernet to 2-wire adaptorIP access control terminalFace recognition access control terminalBluetooth access card4 door controller
产品规格：
Video intercom nametag module
SIP Video door phone
SIP Single-button door phone
Ethernet to 2-wire adaptor
IP access control terminal
Face recognition access control terminal
Bluetooth access card
4 door controller
