Smart IP Video Intercom WIFI Ring Phone Door Bell Cam Doorbell Camera Home Alarm Wireless Security

Alarm:YesItem Type:Wireless DoorbellCommunication Interface:WirelessFeature:Photograph,VideoDisplay:NonePower:Dry batteryItercom:YesOutput:Built-in speaker (8 ohm 1W)Compression standard/bit rate:ADPCM/32kbpsWireless Network:802.11b/g/nStorage:TF card,Max 32G (not included)Power supply:Battery-powered Two 18650 batteries International(not included)Material:ABS plasticSize:7.5*3.3*14.4CMResolution:720p Package Included: One Set Of Wireless Video Doorbell Color: black, silver. Please specify the color and quantity when purchasing. Otherwise we will send it randomly. Thank you!