SURFOU N128
SURFOU Wireless Doorbell Instruction Manual
Model: N128
Introducció
The SURFOU Wireless Doorbell system provides a reliable and convenient solution for home and office security and communication. Featuring a wide wireless range, multiple chime options, and adjustable volume, this doorbell ensures you never miss a visitor. Its durable, waterproof design makes it suitable for various environments.
Contingut del paquet
- 3 x Plug-in Receivers
- 2 x Push Buttons (Transmitters)
- 2 x Door Signs
- 2 x 12V23A Batteries (included in buttons)
- 1 x tornavís
- 4 x Tacs
- 3 x Double-sided Adhesive Tapes
- 1 x Manual d'instruccions en anglès

Image: Complete SURFOU Wireless Doorbell kit including receivers and push buttons.
Configuració i instal·lació
Passos fàcils d'instal·lació:
- Preparar el receptor: Plug the receiver into a standard electrical socket in your desired location.
- Prepare the Button (Transmitter): Unplug the plastic sheet from the battery compartment of the push button to activate the included 12V 23A battery.
- Munta el botó: Fix the push button to the wall using either the provided double-sided adhesive tape or screws. Ensure the mounting surface is clean and dry for adhesive application. For screw installation, use the included dowels if necessary.

Image: Visual guide for installing the doorbell button using either adhesive or screws.
Wireless Range and Expansion:
The SURFOU Wireless Doorbell offers an ultra-long wireless coverage of up to 1300 feet (400 meters) in open areas. It features multiple learning codes and a stable signal scheme with strong anti-interference capabilities, allowing for unlimited expansion by pairing with additional wireless doorbells.

Image: Illustration of a house with multiple doorbell receivers, demonstrating wide coverage and expansion capabilities.

Image: The doorbell system in different locations within a home, emphasizing its ability to ensure no visitor is missed.
Instruccions de funcionament
Chime Selection and Volume Adjustment:
The doorbell offers 55 classic ringtones and 5 adjustable volume levels, ranging from 0dB (mute) to 110dB. The system retains your previously set tune and volume after power reinsertion, eliminating the need for frequent resets.
- Changing Chime: Use the "Forward" and "Backward" buttons on the receiver to cycle through the 55 available chimes.
- Ajust de volum: Use the "Volume" button on the receiver to adjust the sound level. Press repeatedly to cycle through the 5 volume levels.
- Funció de silenci: Select the 0dB volume level to mute the chime, indicated by an LED flash, ideal for quiet times.

Image: The receiver's controls for chime and volume, illustrating its use in various settings including a quiet sleeping environment and a classroom.
Pairing/Re-pairing Doorbell:
To change the ringtone and re-pair the doorbell, follow these steps:
- Seleccioneu el to de trucada: Press the UP or DOWN button on the receiver to select your desired ringtone.
- Introduïu el mode de vinculació: Long press the volume button on the receiver for approximately 8 seconds until the receiver emits a "ding" sound and the LED flashes. This indicates it's in learning mode.
- Activa el transmissor: Quickly press the push button (transmitter) within 8 seconds. The receiver will emit two "ding" sounds with LED light flashing, confirming successful pairing.
Video: Demonstrates how to change the ringtone and re-pair the doorbell transmitter with the receiver.
Manteniment
Battery Replacement for Push Button:
The push button is powered by a 12V 23A battery, designed for extremely low power consumption with a service life of up to 3 years. When the battery needs replacement, follow these steps:
- Open the Button Casing: Use the provided mini screwdriver to gently pry off the cover of the transmitter. Insert the screwdriver at a 45-degree angle into the bottom slot and carefully lift.
- Treure la bateria antiga: Carefully remove the old 12V 23A battery from its compartment.
- Inseriu una bateria nova: Insert a new 12V 23A battery, ensuring correct polarity. The negative contact should align with the spring.
- Tanca Casing: Snap the cover back onto the transmitter until it is securely closed.
Video: Step-by-step guide on how to replace the battery in the doorbell push button.
Resistència a la intempèrie:
The push button is IP55 dustproof and waterproof, designed to withstand various climates. It operates effectively in temperatures ranging from -22°F to 158°F (-30°C to 70°C).

Image: The doorbell button highlighting its IP55 dustproof and waterproof rating, suitable for various weather conditions.
Resolució de problemes
If you encounter issues with your SURFOU Wireless Doorbell, please consider the following common solutions:
- No hi ha so del receptor:
- Ensure the receiver is properly plugged into a live electrical outlet.
- Check the volume level; it might be set to 0dB (mute). Adjust using the volume button.
- Re-pair the transmitter and receiver as described in the "Operating Instructions" section.
- El transmissor no funciona:
- Check the battery in the push button. Replace it if necessary, following the "Battery Replacement" instructions.
- Ensure the transmitter is within the effective wireless range of the receiver. Obstacles like thick walls can reduce range.
- Torneu a emparellar l'emissor i el receptor.
- Interferència:
- While designed with strong anti-interference, try relocating the receiver or transmitter if you experience consistent signal issues, especially near large metal objects or other wireless devices.
Si aquests passos no resolen el problema, poseu-vos en contacte amb l'atenció al client per obtenir més ajuda.
Especificacions
| Característica | Detall |
|---|---|
| Número de model | N128 |
| abast sense fils | Fins a 400 metres (1300 peus) en zones obertes |
| Campanes | 55 tons de trucada seleccionables |
| Nivells de volum | 5 levels (0-110 dB) |
| Waterproof Rating (Button) | IP55 |
| Temperatura de funcionament | -22 ° F ~ 158 ° F (-30 ° C ~ 70 ° C) |
| Button Battery Type | 12V 23A Alkaline (included) |
| Average Battery Life (Button) | 3 anys |
| Font d'alimentació del receptor | AC Plug (US style) |
| Dimensions (producte) | 2 x 2 x 2 polzades (aproximat, basat en les dimensions generals del producte) |
| Pes de l'article | 11.3 unces |

Image: Dimensions of the compact wireless doorbell receiver and button.
Informació de la garantia
Specific warranty details for the SURFOU Wireless Doorbell are not provided in this manual. Please refer to the product packaging or the manufacturer's official weblloc per obtenir la informació de garantia més actualitzada.
Atenció al client
If you have any questions, concerns, or require technical assistance with your SURFOU Wireless Doorbell, please contact the manufacturer's customer support. Contact information can typically be found on the product packaging, the official SURFOU weblloc web o a través del vostre punt de compra.
Per a consultes generals, també podeu consultar la SURFOU Store on Amazon.
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