Doorbell by Spreest no cables, no installation, no hassle – discover a new dimension of convenience! Are you tired of traditional doorbells that require drilling into the wall, wiring, and the services of an electrician? Forget about outdated technology and choose our modern, wireless doorbell which solves all your problems and provides full mobility . Battery version of the doorbell, which does not require a permanent connection to the power supply . To operate the set, the receiver requires 4x AAA batteries and the transmitter 1x A23 . The batteries easily last for over a year of operation . Key Features 1. IP44 Waterproof: The doorbell is resistant to rain and splashes of water, making it ideal for outdoor use. The modern, tactile button and streamlined design of make it not only functional but also aesthetically pleasing, with water and shock resistance. 2. 48 melodies and 4 volume levels: Choose from 48 available melodies and adjust the volume from 0 to 110 dB. The high-quality stereo speaker provides clear and pleasant sound, and additionally the light indicator informs about a call. 3. Maximum range 300m: The doorbell works reliably even over long distances, which gives you unlimited mounting possibilities . You can use it in your home, garden, gazebo, office or even in the warehouse. 4. Easy installation: No cables, drilling or complicated installations. Attach the transmitter button with strong double-sided tape or use the included mounting screws for greater durability. 5. Flexibility and multitasking: Do you want the doorbell to be heard in several rooms? Add additional receivers or transmitters . You can also connect the doorbell to a neighbor's or another building - range of up to 300 meters allows this. 6. Durability and reliability: The doorbell operates in temperatures from -20 to 60 degrees Celsius , and the class of waterproofness IP44 guarantees long-term use even in difficult conditions. Doorbell elements 1 - Volume change 2 - Melody change 3 - Ringing indicator diode on the receiver 4 - Ringing indicator diode on the doorbell 5 - Button sound-activating 6 - Transmitter clip for battery replacement Technical specifications Wireless receiver: Battery-operated (batteries not included) Wireless transmitter: Powered by A23 battery (included) Number of melodies: 48 Volume: 110 dB, 4 levels Operating frequency: 433.92 MHz Ingress protection class: IP44 Range: up to 300 m in open area Button dimensions: 86 x 47 x 19 mm Receiver dimensions: 106 x 70 x 27 mm Expand your set Tailor the system to your needs thanks to the ability to create your own configurations. Our offer includes the following default sets: 1x Transmitter + 1x Receiver – a basic set ideal for most applications. (currently selected) 2x Transmitters + 1x Receiver – great solution when you have two entrances, gates or wickets and want the signal from both to be received in one place. 1x Transmitter + 2x Receivers – ideal when you want the doorbell to be heard in two different rooms or buildings at the same time. The possibilities are almost endless! One receiver can support up to 5 transmitters. You can therefore add additional buttons at different inputs, and all signals will go to the selected receivers. The sets can be easily expanded with additional transmitters and receivers, giving you full flexibility and functionality. Simple and quick installation This practical doorbell allows for, free and flexible mounting. Thanks to the included adhesive tape, installation is quick, just peel off the protective layer and stick the transmitter to the chosen location. For those who prefer more durable and stable solutions, the doorbell can also be mounted using the included mounting screws . Simply detach the back of the transmitter and screw it to the desired surface. Available colors White (currently selected) Black Included 1x Transmitter 1x Receiver Transmitter batteries Dedicated double-sided tape for mounting the transmitter Set of mounting screws User manual The manual in Polish in electronic version is available in the downloadable attachment. You will find it under our product description . Below are other kits available for this model. Frequently asked customer questions Will the signal be interfered with by other kits if I install several of them, causing the wrong doorbell to ring? Each transmitter communicates with the receiver using a unique signal code, which eliminates the possibility of activating a receiver other than the one assigned to the doorbell button. What is the energy consumption of the doorbell in standby mode? Energy consumption is minimal, an average of 0.4W for all models, which translates to about 0.18 cents per month. How do I mount the doorbell on a fence or building wall? Due to the variety of models, the transmitter can be attached using the included double-sided tape or screws. We include special double-sided tape with every model we offer, and for models with the screw-mount option, we also supply screws. Is it necessary to connect additional buttons or receivers to the existing system after purchasing them? Yes, you need to pair the additional button or receiver with your current system by following the included instructions. Will battery life make locating and purchasing a replacement difficult? For battery-powered models, replacing the battery is usually necessary every 2-3 years, depending on use. Transmitters are typically powered by 23A 12V or CR2032 batteries, which are inexpensive and readily available. I already have a doorbell and would like to expand it with additional transmitters/receivers. Is this possible and how? You can expand the sets with additional receivers and transmitters. The pairing procedure is very simple and takes only a few seconds. Detailed pairing instructions are included with the product. What are a transmitter and receiver? A transmitter is a button that sends a signal to the receiver/plug and causes it to make a sound. Can I turn off the doorbell if my baby is sleeping or I don't want to be disturbed? Yes, all models have a volume control, and each ringtone can be muted using the button on the side of the receiver. Is the backlight on the button on some models always on? The backlight only turns on when you press the transmitter button. There are no wireless doorbell models with constant backlighting available on the market due to their battery operation, which would require frequent battery replacement.