Compatible Platforms: Aqara, Apple Home, Alexa, Google Home, SmartThings

Connectivity Protocol: Zigbee / Thread IEEE 802.15.4 (acts as a mesh extender), Wi-Fi IEEE 802.11 b/g/n/a/ac 2.4/5GHz, Bluetooth1

Local Storage: MicroSD card (not included).2 CLASS 10 or above is supported, up to 512 GB storage.3

Power Input: Main Unit: 12V-24V AC 0.2A 50/60Hz or 12V-24V DC 0.5A (optional); Chime/Hub: 5V DC 1A (USB-C)4

Battery: 6 * LR6 AA alkaline battery (Replaceable)5

Color: Black/Gray

Product Dimensions (Doorbell): 141.5 x 65 x 30.4 mm (5.57 x 2.56 x 1.20 in)

Product Dimensions (Repeater): 65.2 x 65 x 28.4 mm (2.57 x 2.56 x 1.12 in)

Item Net Weight: 538g (1.19LB)

Operating Temperature: Main Unit: -18°C ~ +50°C (0°F ~ 122°F); Chime/Hub: 0°C ~ +40°C (32°F ~ 104°F)6

Operating Humidity: 0~95% RH, no condensation7