433Mhz Wireless Doorbell 150M Long Wireless Distance Home Welcome Smart Door Chimes Hot on Sale

Description

433Mhz Wireless Doorbell 150M Long Wireless Distance Home Welcome Smart Door Chimes
Description: 
The wireless doorbell smart remote doorbell has a long distance and strong sound penetration. 

Features: 
1. Easy To Install: Using 3M Sticker or screws, easy to install anywhere you want. 
2. Easy to Pair and connect: PAIRS & CONNECTS easily, just single press, synchronize and pair. 
2. Multiple polyphonic music: 58 polyphonic music is built in the product, you can choose the ringtone you like according to your personal preference. Four-level volume adjustment, you can adjust the volume according to the use environment. 
3. Strong Signals for a wide range coverage: This doorbell can extend over 500 feet / 150 meters in open areas and work THROUGH DOORS & WALLS. 
4. Wireless doorbell can be applied to apartment, villa,shop, hotel,home, office building, meeting room etc. 

Specifications: 
Working Frequency: 443MHz. 
Transmitter needs battery. 
Receiver uses AC power. 
Transmitter Power Consumption: ≤10mw. 
Receiver Working Voltage: AC(110-220)V/(50-60)Hz. 
Plug: EU Plug. 
Sound Volume Range: 25-85dB. 
Material: ABS. 
Net Weight: 138g. 
Transmitter size: 70mm x 31mm x 21mm. 
Receiver size: 90mm x 69mm x 60mm. 

Notes: 
1. The transmitter cannot be installed on a metal door, which will weaken the signal distance. 
2. Keep the receiver away from electrical appliances with large electromagnetic radiation (TV, computer, audio, etc.) as far as possible. 
3. The actual receiving distance of the signal depends on the use environment factors, interference will have an impact. 

How to code: 
1. Long press the music switch key for more than 5 seconds, and enter the learning code state after two beeps; 
2. Long press the transmitter switch, the receiver will ‘ding’ and learn the code successfully; 
3. The code-learning state lasts for 10 seconds, and it will exit after two beeps (or press the music switch button to forcibly exit the code-learning state). 

How to clear the code: 
1. Press and hold the music switch button, plug in the power, it will clear all the codes of the receiver, if you want to use it, you need to re-code. 

Package included: 
1 x Indoor receiver. 
1 x Outdoor transmitter(Built-in battery). 
1 x English user manual. 
1 x Double-sided adhesive tape