Wireless WiFi Video Doorbell Smart Phone Camera Door Bell Ring Intercom Security
The display screen can also be plugged in for continuous use. Size:Display screen: 13.2 11.1cm, Doorbell: 8 4.9cm. 1 x Doorbell. Intercom: duplex intercom. 10 Port Hub USB 2.0 High Speed Multiple Splitter Adapter Extension Cable Black.