Interphone sans fil Sonnette Dual Voice Smart Bell 2-Way Talk Home Security

1. The doorbell frequency complies with national regulations and will not produce harmful electromagnetic interference.
2. Easy battery insertion and removal for the outdoor unit, using 4 AAA batteries, with a battery life of up to four months (batteries not included).
3. The indoor unit does not require batteries and connects via a USB data cable.
4. Adjustable volume and customizable ringtone; voice quality is clear and the speaker is loud.
5. Easy installation; the doorbell can be directly attached to the wall with adhesive tape, saving time.
6. Using code-to-code learning, one outdoor unit can control multiple indoor units without interference.

Specification:

Condition: 100% Brand New
Item Type: Doorbell.
Color: As shown in the picture.
Material: ABS Plastic
Outdoor Unit
Battery Model: 4 AAA batteries for power (not included).
Operating Temperature: -20-55°C
Transmission Distance: Approx. 200m/218yd of Open Space, 5-50m/16.4-164yd of Space with Obstacles
Working Frequency: 467.6375MHz
Working Time: Four Months
Waterproof Rating: No Waterproof Function.
Indoor Machine
Voltage Range: 5V 1A
Operating Temperature: -20-55°C
Transmission Distance: Approx. 200m/218yd of Open Space, 5-50m/16.4-164yd of Space with Obstacles
Operating Frequency: 467.6375MHz
Waterproof Rating: No waterproof function.

Package List:

1 x Indoor Machine, 1 x Outdoor Machine, 1 x Screwdriver, 1 x Instruction Manual, 2 x Adhesive Tapes