eMastiff 433mhz Wireless Doorbell Waterproof Smart Home Door Bell Chime Kit LED Flash Security Alarm Welcome House Melodies

Home Wireless Doorbell 433Mhz Welcome Friend Smart Doorbell 150Meters Long Distance 38 Songs 3 Level Volumes Door Chimes

Features and specifications:

•38 ringtones to choose from and 3-step volume control (0~85dB)
• Eye-catching backlight flashes when someone pushes the doorbell. Particularly suitable for the elderly, deaf, and pregnant women
• If paired with multiple push units in one system, the chime can be set individually for each push unit
• Uses machine-learning to prevent interference from other wireless transmitters
• Automatically saves selected ringtone after powering off
• Designed to last up to 25 years
• Working frequency: 433 MHz
•Receiving distance: 300M(in open area)
•Transmitter size: 75 x 51 x 20 mm Receiver size: 95 x 65 x 24 mm
• Receivers Rated voltage :AC 110V-220V -240V
• The transmitter 12V23A battery factory pre-installed(battery not included)

Reminders:

1. The button cannot be placed on an iron door because it will interfere with the signal.
2. Works during heavy rainfall. However, we recommend buying a waterproof cover for long term use.

Showcase:

Eye-catching backlight flashes when someone pushes the doorbell.
Particularly suitable for the elderly, pregnant women, and the deaf.
300 meter receiving distance (In the open area)
Stable quality is ideal for villas, hotels, schools and other areas.
The wireless signal will be affected by obstacles. The more obstacles, the more serious the signal loss.
38 ringtones to choose from and 3-step volume control (0~85dB)
Loud enough to be heard anywhere in your home

IP44 Waterproof and dust-proof

Waterproof cover is recommended for extended use in heavy rain

High-quality ABS material
1 volume button. 2 music button
A variety of plug options, suitable for most countries (AC 110V-220V -240V)
1. EU plug 2.UKplug adapter3.USplug adapter4. AU plug adapter
Two kinds of fixed buttons
1. Double-sided adhesive 2. Screws fixed