SPECIFICATIONS

working frequency: 433MHZ

Waterproof: IP44

Use of premises: Home office villa hospital school factory

Type: Doorbells

Ring Tone: 60 ring tones

Receiving distance: 300M Remote (in open area)

Power supply: 110V-220V-240V

Power Source: Plug EU US UK AU

Power Source: AC,Battery

Origin: Mainland China

Model Number: A10BB

Features 2: Learning code

Features 1: Distinguish front and rear doors

Doorbell Type: Wireless

Detail: 1 or 2 Outdoor Transmitter 1 or 2 3 Indoor Receiver

Certification: CE,FCC

Brand Name: SMATRUL

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