Introducció
Welcome to the AVANTEK CB-12 Mini Wireless Doorbell. This manual provides detailed instructions for installation, operation, and maintenance to ensure optimal performance and longevity of your device. Please read this manual thoroughly before use.
Contingut del paquet
- 1 x Transmissor (botó)
- 2 x Plug-in Receivers
- 1 x cinta adhesiva
- 2 x cargols
- 2 x ancoratges
- 1 x tornavís
- 1 x Manual d'usuari (Aquest document)
- 1 x CR2 Battery (pre-installed in transmitter)
Producte acabatview
The AVANTEK CB-12 system consists of a waterproof push-button transmitter and two plug-in receivers. Each component features an LED indicator for visual alerts.

Image: The AVANTEK CB-12 wireless doorbell system, showing two black plug-in receivers and one black push-button transmitter. All units have a green LED indicator and a bell icon.
Transmitter (Push Button) Features:
- IP55 Dustproof and Waterproof rating.
- Operating temperature: -4 °F to 140 °F (-20 °C to 60 °C).
- Ultra-low power consumption with a 3-year maximum battery lifespan.
Característiques del receptor:
- Disseny de connectors.
- 52 selectable melodies.
- 5 adjustable volume levels (up to 115 dB).
- LED flash indicator.
- Memory function for last melody and volume setting.
Configuració i instal·lació
1. Instal·lació del transmissor:
Choose a suitable location for the transmitter, such as near your front door. Ensure the surface is clean and dry.

Image: A diagram illustrating two methods for installing the doorbell transmitter: using double-sided adhesive tape or using screws and anchors. The adhesive method shows applying the tape to the back of the transmitter and pressing it onto a surface. The screw method shows opening the transmitter, marking drill points, drilling, inserting anchors, and screwing the back plate to the wall before reattaching the front.
- Method A: Using Adhesive Tape
- Netegeu bé la zona d'instal·lació.
- Peel off one side of the adhesive tape and attach it to the back of the transmitter.
- Peel off the other side of the tape and firmly press the transmitter onto the desired surface for at least 30 seconds.
- Method B: Using Screws and Anchors
- Open the transmitter casing using the provided screwdriver.
- Mark the positions for drilling holes on the wall using the back plate as a template.
- Perforar dos forats i inserir els ancoratges.
- Secure the back plate to the wall with the screws.
- Reattach the front part of the transmitter to the secured back plate.
2. Instal·lació del receptor:
Plug the receivers into standard electrical outlets in locations where you want to hear the doorbell chime. The 1000 ft (300 m) wireless range allows for flexible placement throughout your home.

Image: An illustration depicting a house with a doorbell transmitter outside and a receiver plugged into an indoor wall outlet, demonstrating the 1000 ft (300 m) wireless range of the system.
Instruccions de funcionament
1. Pairing the Transmitter and Receiver:
The transmitter and receivers are pre-paired at the factory. If re-pairing is needed or if you add new components:
- Connecteu el receptor a una presa de corrent.
- Premeu i manteniu premut el botó de volum del receptor durant 5 segons fins que l'indicador LED parpellegi ràpidament. Això indica el mode d'emparellament.
- Immediately press the transmitter (push button). The receiver will chime and the LED will flash slowly, indicating successful pairing.
- If pairing multiple transmitters, repeat the process for each one.
2. Canvi de melodies:
The receiver offers 52 different melodies.

Image: A close-up of the AVANTEK doorbell receiver plugged into a wall outlet, with icons indicating 52 chimes and tunes, 5 volume levels, and an LED indicator. This image visually represents the customization options for the chime.
- Premeu el botó "Següent" o "Anterior" al lateral del receptor per canviar per les melodies disponibles.
- Once you hear a melody you like, stop pressing the buttons. The receiver will remember this selection.
3. Ajust de volum:
There are 5 adjustable volume levels, from silent (0 dB) to a maximum of 115 dB.

Image: A visual representation of the doorbell receiver's mute mode, showing a sleeping baby next to the receiver, emphasizing silent operation.
- Premeu el botó "Volum" al lateral del receptor per canviar pels 5 nivells de volum.
- The lowest setting is mute (0 dB), indicated by a mute icon.
4. Funció de memòria:
The receiver retains your last selected melody and volume level even after a power outage, eliminating the need for re-configuration.
Manteniment
1. Substitució de la bateria (transmissor):
The transmitter uses a CR2 battery with an estimated lifespan of 3 years. When the LED indicator on the transmitter no longer lights up or the range decreases significantly, it's time to replace the battery.
- Open the transmitter casing using the provided screwdriver.
- Traieu amb cura la pila CR2 antiga.
- Inseriu una nova bateria CR2, assegurant la polaritat correcta.
- Tanca el casing de manera segura.
2. Neteja:
Netegeu les unitats del timbre amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni dissolvents.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El timbre no sona. | Receiver unplugged or power outage. Transmitter battery low or dead. Units out of range. Not paired. | Ensure receiver is plugged in and power is on. Replace transmitter battery. Move receiver closer to transmitter. Re-pair transmitter and receiver (see "Operating Instructions"). |
| Curt abast operatiu. | Obstructions (thick walls, metal structures). Interference from other devices. Low transmitter battery. | Relocate receiver or transmitter to minimize obstructions. Avoid placing near large metal objects or other wireless devices. Replace transmitter battery. |
| El LED del receptor parpelleja però no hi ha so. | Volume set to mute (0 dB). | Press the volume button to increase the volume level. |
Especificacions
- Model: LD-CB-12-A
- Interval sense fil: Up to 1000 ft (300 m) in open air
- Melodies: 52 campanes seleccionables
- Nivells de volum: 5 (0 dB to 115 dB)
- Bateria del transmissor: 1 x CR2 (included), 3-year lifespan
- Valoració impermeable del transmissor: IP55
- Temperatura de funcionament: -4 °F a 140 °F (-20 °C a 60 °C)
- Font d'alimentació: AC i bateria
- Material: ABS
- Dimensions (transmissor): 2.8 x 0.6 x 3.1 polzades
- Dimensions (receptor): 2.87 x 0.6 x 3.15 inches (approximate, based on visual data)
- Voltage: 3 Volts (Transmitter)
Garantia i Suport
AVANTEK provides customer service for its products. For support or warranty inquiries, please refer to the contact information provided with your purchase or visit the official AVANTEK weblloc.
This product is approved by FCC, CE, and RoHS standards.





