SPECIFICATIONS

working frequency: 433MHZ

Waterproof: yes

Use of premises: Home office villa hospital school factory

Ring tone: 38 ring tones

Receiving distance: 300M Remote (in open area)

Power supply: 110V-220V-240V

Power Source: AC,Battery

Power: Electric Supply

Origin: Mainland China

Model: DB1

Itercom: No

Item Type: Wireless Doorbell

Connection Type: Wireless

Certification: CE

Brand Name: eMastiff

Battery mode: 12v 23A battery (not include battery)

Alarm: No