New M12 Home Smart Low Power Wifi Wireless Video Doorbell Voice Intercom Mobile Phone Monitoring Alarm Doorbell

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 18650 batteries International(not included)Material:ABS plasticSize:7.5*3.3*14.4CMResolution:720p