1. Kirish
The AVANTEK Wireless Door Bell Mini CB-11 is a versatile and reliable doorbell system designed for ease of use and durability. Featuring a waterproof transmitter and a plug-in receiver, it offers a wide operating range of up to 1000 feet (300 meters). With 52 selectable melodies, 5 adjustable volume levels, and an integrated LED flash, this doorbell ensures you never miss a visitor. Its memory function retains your preferred settings even after a power outage, providing a convenient and enhanced user experience.

Image: The AVANTEK Wireless Door Bell system, showing the receiver and transmitter units.
2. Nimalar kiradi
Your AVANTEK Wireless Door Bell package includes the following components:
- 1 x Wireless Doorbell Receiver
- 1 x Wireless Doorbell Transmitter
- 2 x o'rnatish vintlari
- 2 x devor ankrajlari
- 1 x Double-sided Bonding Tape
- 1 x Small Screwdriver (for battery compartment)
- 1 x Key (for opening transmitter)
- 1 x foydalanuvchi qo'llanmasi

Image: All components included in the AVANTEK Doorbell Kit, neatly arranged.
3. Sozlash
3.1. Transmitterni o'rnatish
The transmitter can be installed using either the provided double-sided bonding tape or screws and anchors.
- Using Double-sided Bonding Tape: Clean the desired mounting surface thoroughly. Peel off one side of the protective film from the double-sided tape and apply it firmly to the back of the transmitter. Peel off the other side of the film and press the transmitter firmly onto the wall or door frame for at least 30 seconds.
- Using Screws and Anchors: Open the transmitter casing using the provided key or a small screwdriver. Mark the desired drilling points on the wall. Drill two holes, insert the wall anchors, and then secure the transmitter through its mounting holes with the screws. Close the transmitter casing xavfsiz.

Image: Visual guide demonstrating both adhesive tape and screw mounting options for the transmitter.
3.2. Qabul qilgichni sozlash
The receiver is designed for simple plug-and-play operation.
- Plug the receiver into any standard electrical outlet within range of the transmitter. Ensure it is not obstructed by large objects or other electronics that could interfere with the signal.
- The receiver will light up, indicating it is powered on and ready for use.

Image: The compact receiver unit plugged into a wall socket, demonstrating its minimal footprint.
4. Foydalanish bo'yicha ko'rsatmalar
4.1. Ovoz balandligini sozlash
The receiver offers 5 adjustable volume levels, including a mute mode, with a maximum setting of 115 dB. Use the volume control button on the side of the receiver to cycle through the levels.
- ni bosing Ovoz balandligi button repeatedly to adjust the sound level.
- The LED indicator will flash with each press, and the volume will change accordingly.
- To activate mute mode (0 dB), continue pressing the volume button until the sound is off. The LED flash will still activate when the doorbell is pressed, providing a visual alert.

Image: Illustration showing the silent LED notification mode and the range of 5 adjustable volume levels (0-115 dB) suitable for various environments.
4.2. Musiqani tanlash
Choose from 52 distinct melodies to personalize your doorbell chime.
- dan foydalaning Keyingisi or Oldingi buttons on the side of the receiver to browse through the available melodies.
- Press the desired melody button to hear a preview.
- Once you find a melody you like, simply stop pressing the buttons. The selected melody will be saved automatically.

Image: A visual representation of the 52 chimes and tunes available, highlighting the selection process.
4.3. Pairing Transmitters and Receivers
The doorbell system allows for pairing multiple transmitters with multiple receivers. Each transmitter can be programmed with a different ringtone.
- Qabul qilgichni rozetkaga ulang.
- Select your desired melody using the melody selection buttons.
- ni bosing va ushlab turing Ovoz balandligi button on the receiver for approximately 5 seconds until the LED indicator starts flashing rapidly. This indicates pairing mode.
- Immediately press the transmitter button. The receiver's LED will stop flashing, and you will hear the selected melody, confirming successful pairing.
- To pair additional transmitters, repeat steps 2-4 for each new transmitter.
4.4. Xotira funktsiyasi
The doorbell system is equipped with a memory function. In the event of a power outage, the receiver will remember your last selected melody and volume level, eliminating the need to reset your preferences.
5. Xizmat ko'rsatish
5.1. Transmitter batareyasini almashtirish
The transmitter uses a CR2032 lithium battery, which boasts a maximum lifespan of 3 years under normal use. When the transmitter's LED no longer flashes or the signal becomes weak, it's time to replace the battery.
- Locate the small notch on the side of the transmitter casing.
- Carefully insert the provided key or a small flat-head screwdriver into the notch and gently pry open the casing.
- Eski CR2032 batareyasini chiqarib oling.
- Yangi CR2032 batareyasini musbat (+) tomoni yuqoriga qaratib joylashtiring.
- Align the two halves of the casing and press firmly until it clicks securely into place. Ensure the seal is tight to maintain its waterproof rating.

Rasm: yaqindan view of the transmitter with its back cover removed, showing the CR2032 battery compartment.
5.2. Tozalash
Wipe the doorbell units with a soft, dry cloth. Do not use abrasive cleaners or solvents, as they may damage the surface or internal components. The transmitter is IP55 dustproof and waterproof, allowing it to withstand various harsh weather conditions, but avoid submerging it in water.
6. Muammolarni bartaraf qilish; nosozliklarni TUZATISH
- No sound from receiver:
- Ensure the receiver is properly plugged into a live electrical outlet.
- Check if the receiver is in mute mode (0 dB volume). Adjust the volume using the volume button.
- Verify that the transmitter battery is not depleted. Replace if necessary.
- Re-pair the transmitter and receiver following the instructions in Section 4.3.
- Transmitter button does not light up:
- The transmitter battery may be dead. Replace the CR2032 battery.
- Reduced wireless range or intermittent signal:
- Ensure the distance between the transmitter and receiver is within the specified 1000 ft (300 m) range.
- Relocate the receiver to a different outlet, preferably closer to the transmitter and away from large metal objects, thick walls, or other electronic devices that may cause interference.
- Check the transmitter battery. A low battery can affect signal strength.
- Receiver LED flashes but no sound:
- The receiver is likely in mute mode. Press the volume button to increase the sound level.
7. Texnik shartlar
| Xususiyat | Spetsifikatsiya |
|---|---|
| Model raqami | CB-11 |
| Simsiz diapazon | Up to 1000 ft (300 m) in open air |
| Ohanglar | 52 selectable chimes |
| Ovoz balandligi | 5 (0-115 dB) |
| Waterproof/Dustproof Rating (Transmitter) | IP55 |
| Ishlash harorati | -4°F dan 140°F gacha (-20°C dan 60°C gacha) |
| Transmitter batareyasi | 1 x CR2032 Lithium Battery (included) |
| Transmitter Battery Lifespan | 3 yilgacha |
| Qabul qiluvchining quvvat manbai | AC 110-260V |
| Receiver Dimensions (L x W x H) | 3.1 x 2.8 x 0.6 dyuym (7.9 x 7.1 x 1.5 sm) |
| Transmitter Dimensions (L x W x H) | 3 x 1.5 x 0.4 dyuym (7.6 x 3.8 x 1.0 sm) |
| Element og'irligi | 5 untsiya (141.7 gramm) |
8. Kafolat va qo'llab-quvvatlash
AVANTEK products are designed and manufactured to the highest quality standards. For any questions, technical support, or warranty claims, please contact AVANTEK customer service. Please refer to the original product packaging or purchase documentation for specific warranty terms and contact information.





