Intercom Doorbells 1000m Distance Excellent Chip White Voice Intercom Doorbells Portable Smart Doorbell for Homes Hotels Villas Factories

About

DISTANCE: The barrier distance of voice intercom doorbells is about 1,000 meters, which requires no internet, no wiring, and can be turned on and used.
INTELLIGENT DESIGN: Voice intercom doorbells adopt intelligent and humanized design, with intercom light and power light display, and the is clear at a .
WORKING TIME: The outdoor unit and the indoor unit both use 2000mAh batteries, and the outdoor doorbells work normally. It can work for about 6 months by pressing 5 times a day and talking for 2 minutes at a time, and the indoor doorbells work for about 1 week.
EXCELLENT CHIP: voice intercom doorbells adopt a special intelligent intercom chip with strong penetrating power , which can be used from the 1st floor to the 8th floor.
WIDE APPLICATION: intercom doorbells is widely used in homes, hotels, villas, factories, hospitals, etc.