Best selling features:
infrared sensors, 16 + alarm + voice volume external power
vocals and 16 tracks can be selected, you can use the transformer "power adapter" . Own distribution, human infrared thermal sensors, night and day can be normal use without environmental impact, may make the door or alarm (Note: alarm sound can be music, 16 tracks can be replaced).
Instructions for use
1, install three AAA (7th) 1.5V battery, the machine power consumption is very low, batteries can be used for more than 2 months. Welcome electronic Bell hangs on the gate or the door will switch pull to the vocals or music stalls, then when guests enter, welcoming electronic doorbell makes "music or voice: Hello! Welcome to"sound.
2, warning detection distance 2-8 meters or so to detect effective angle of 110 degrees, installation check bearing should not exceed this range, the alarm loudness is about 95 DB
3, universal rotating base makes it easy to adjust the detection angle.
4, when the doorbell as welcoming, installed at the top of the door or wall, freedom to adjust probe position angle, when guests enter the detection range, the automated voice prompts the owner (you can also choose to: Hello, welcome to the statement)
5, as police warn when the probe tried to keep doors and Windows, stairs where thieves have easy access, such as, the angle of the probe in the appropriate height, adjust monitor position to the right position, when thieves entered the zone, alarm, prompting owners and deter thieves.
产品参数：
1. power supply: DC 4.5V (3 AAA 1.5V batteries) power supply or batteries required guest self-
2. detection range: 2-4 m
3. packing: foreign trade English neutral paper blister card packaging
4. the sound pressure: 95db ± 5dB
5. sensor: infrared sensors trigger
6. start up delay: 10 sec
7. single machine configuration: alarm * 1, frame *1
8. environment temperature/humidity:-55 ℃-25 ℃-95 estimated to cut 5 RH
9. measuring point/range: 60 ° fan-110 ° angle between
主要功能
Automatic human body sensors, long, wide angle detection
Adjustable direction (with bracket)
Host built-in speakers, 75-95 decibel alarm loudness
Welcome to 16, beautiful music to choose
Three seventh, battery-powered, energy-efficient and durable
Installation and usage
1, screw in the bracket where you want to install.
2, the Bell push battery cover according to the direction of the arrow on the back of, into three AAA1.5V batteries (alkaline batteries are recommended), covers the battery compartment cover.
3, the doorbell a side switch to voice or music, black music selection button to select the music you like.
4, install the doorbell by bayonet on the stand, when guests enter, welcoming electronic doorbell sound before you choose a good will.
Matters needing attention
1. do not put this product come into contact with corrosive materials or falling from a height.
2. the operation of this product is not directly exposed to the outdoor environment without protection, as far as possible avoid installing in the position of directly facing the air flow (such as: air-conditioning outlet, near the exhaust fan, electric furnace, etc).
3. do not open on their own, waterproof, fireproof, improper use and the barbaric demolition, will not be able to enjoy the warranty service.
4. regularly check the status and power of this product, be sure to use safe, if you do not use the machine for a long time, please remove the battery.
5. when the sound becomes weak, replace the batteries, replace battery operation by an adult, and recommend the use of alkaline batteries, used batteries should be placed in designated trash.