Sell Ready Stock/☁☈❖【Spot goods】Voice intercom doorbell wireless home ultra long distance two-way interco best price

Brand: xuncn Model: 1880 Origin: Chinese mainland Province: Guangdong Province City: Shenzhen Color classification: Black (1 internal machine + 1 external machine), white (1 internal machine + 1 external machine), black (2 internal machines + 1 external machine), black (1 internal machine + 2 external machines), black (2 internal machines), white (2 internal machines + 1 external machine), white (1 internal machine + 2 external machines), white (3 internal machines + 1 external machine), white (1 internal machine + 3 external machines), black (3 internal machines + 1 external machine), black (1 internal machine + 3 external machines), Black (1 external machine + 4 internal machine), black (4 external machines + 1 internal machine), black (1 internal machine), white (1 internal machine), white (1 external machine), black (1 external machine) Intercom type: voice non visual Intelligent type: Ali intelligent Distance: About 3000m Waterproof performance: outdoor waterproof Network type number: no networking and no wiring Power supply mode: USB power supply Installation method: double-sided tape or screw