【60 Music Tracks】 The doorbell offers 60 melodies to choose from. The doorbell volume has four adjustable levels: "Large," "Medium," "Low," and "Mute."
【120dB Super Loud Volume】 The receiver's maximum volume reaches 120dB, ensuring the ringtone can echo throughout the entire house, so you won't miss any visitors.
【Battery-Free Transmitter】 This wireless doorbell's transmitter requires no batteries. It operates by generating electricity through a press-to-power circuit. Waterproof and battery-free, it's environmentally friendly. You'll never have to worry about changing batteries again.
【Over 250 Meters Wireless Signal Range】 This This wireless doorbell can receive signals over long distances. Its strong penetrating wireless signal provides a 250-meter wide coverage range, able to pass through steel doors, wooden doors, and walls. Note that this distance is for open areas.
【Front and Back Door Differentiation Function】 When the receiver is paired with two or more transmitters, different ringtones can be set. The receiver needs to select the music before pairing; the transmitter can then lock onto the currently selected melody. This function helps you quickly identify which door a guest is entering when your home has two or more doors.
【IP44 Waterproof Rating】 Waterproof rating reaches [IP44 rating]. IP44 rating, suitable for everyday use (outdoor use is recommended with a waterproof cover, which needs to be purchased separately).
【1 kWh per year】 The receiver consumes as little as 0.25W, requiring only 1 kWh per year.
【Suitable for various scenarios and diverse users】 This home wireless doorbell uses RF433 high-frequency electronic technology, providing strong anti-interference capabilities and ensuring that multiple devices can operate independently without crosstalk. This wireless doorbell is ideal for classrooms, offices, hospitals, restaurants, and factories.
【Easy installation and use】 Simply plug the receiver into a socket. Transmitter installation method: Double-sided adhesive and screw mounting
Precautions: 1. It is not recommended to install the transmitter on iron doors. Metal materials can interfere with the penetration of radio frequency signals. Please install it next to an iron gate.
2. The distance is for open areas. The more obstacles there are, the more severe the signal loss and the shorter the distance.
Technical Parameters:
--Power Supply: Self-generated (no battery required)
--Power Consumption: 0.25W
--Music Capacity: 60pcs
--Ringtone Volume: Maximum 120db
--Weight: 120g
--Signal Transmission Distance: Greater than 250 meters (open area)
--Radio Frequency: 433MHz
--Operating Temperature: -20°C~60°C
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