Size for Receiver: 3.1*3.1*1 inch;Transmitter:3.4*1.25*0.67 inch
Working distance range: 900ft~1000ft (in an open air, no obstacles)
Ring tone: 52 pieces selectable options
Volume: 4-level adjustable volume (30 to 110 db)
Receiver Power: AC 110V (US)
Transmitter Power: 1 x 12V Alkaline Type A23 battery (included)
Power consumption of receiver: <0.5W
Power consumption of transmitter: <10mW
Working temperature: -30℃~70℃
Rating of waterproof: IP44
There is blue LED Flashing on transmitter and receiver to alert When you press the transmitter, and the receiver receiving the signal.
Commercial/Residential/Assisted Living (It can be used as paging devices for elderly care and nursing residents.)
How to set different ring tone for each transmitter
Firstly, please plug receiver in to a regular wall socket, and please long press "volume control button" on receiver for 5-7 seconds untill you hear "ding" with blue light, that means entering the pairing mode and the following steps will help you make them paired:
1. Firstly please seclect the music you want by pressing "music control button" ◀◀ ▶▶ on receiver.
2. Then long press "volume button" on receiver about 5-7 second till you can hear receiver "ding" and there will be flash blue light. At this moment, please immediately press transmitter button (for 2 or 3 times if need) to pair with receiver.
3. Finally you will hear the music you set, which means your operating is completed successfully.
4. The operation method is the same for adding other receiver or transmitter.
The battery for transmitter has been installed. Please pull out the insulating strip before using.
4*Screws & Anchors
2*Double-Sided Adhesive Tape
2*12V A23 Alkaline battery for transmitter
IT'S DURABLE AND HEALTHY FOR PEOPLE: Transmitter with super rating IP44 waterproof; With CE, FCC, RoHS certified.
SUPER LONG DISTANCE TRANSMISSION: It's made of high-precision electronic components, operates at a highest distance up to 1000ft (in an open air, no obstacles)
UNIQUELY DESIGNED DOORBELL KIT: With over 50+ different ring tones and four levels of adjustable volume. The transmitter with transparent cover, allows you or visitors to leave message.
ULTRA EASY INSTALLATION: No batteries required for receiver, simply plug it into a power supply (US Standard); Mount transmitter with double-sided adhesive tape or anchors & screws included. And the ring tone can be set different for each transmitter button.
WARRANTY: At Coolqiya, We are 100% dedicated to your complete satisfaction. If the product have any issue, we'll assist you till you're satisfied or make a full refund in 18-month.