Support language customization

1.Color: white+ black/black+ gray
2.Dimensions: 49.5*49.5*34mm
3Working voltage: AC90-120V I 60Hz; AC200-250V/50HZ
4.Maximum working current: 220ACV, maximum voice volume 15mA
5.Standby current: 220ACV, silent state is 8.8 mA
6.Operating temperature range: -20 C -80 C
?.Working humidity range: 0~95%RH
8.The loudspeaker maximum output power: < 2W
9.Communication protocol: Zig Bee Ad Hoc Network
10.Barrier-free communication distance .e50m
11.Maximum transmitting power: 20 dBm
12.Maximum receiving sensitivity: -90 dBm
13 Control/sensing distance: Under normal condition, the voice control distance is greater than 3M,
depending on the surrounding noise level and the voice volume
14.Controllsensing Angle direction: front