BellCam4 Doorbell

5200mAh rechargeable batteries 1:1 aspect ratio PIR human detection Two-way audio (full duplex) IP65 weatherproof Support wireless chime -4 °F to 122°F operating temperature range 128GB microSD card storage expandable to cloud 6 months standby time 2.4GHz Wi-Fi (IEEE802.11b/g/n) wireless connectivity