AVANTEK CB-12 Wireless Door Bell – 1000 ft Range, 52 Melodies, 5 Volume Levels, LED Flash

Overview

Meet the AVANTEK CB-12 wireless door bell, a compact and rugged chime designed for modern homes. The ultra-low power transmitter runs on a long-life lithium battery, offering years of reliable operation. With IP55 dustproof and waterproof protection, it stands up to harsh weather, while performing across a wide temperature range from -4 °F to 140 °F. This doorbell is built to stay functional through diverse conditions, so you can rely on it when it matters most.

Whether you are upstairs, in the basement, or on a different floor, the CB-12's long-range performance helps you hear visitors clearly. Two plug-in receivers are included to extend coverage across multiple rooms, and the system is designed to avoid interference with other devices in your home or in neighboring setups. In real-life layouts, this means you can place the receivers where you spend most of your time without worrying about missed visitors.

Sound, customization, and control

The CB-12 features a 1.1 inch stereo speaker that delivers a crisp, rich tone. You can personalize your doorbell experience with 52 melodies to choose from and five adjustable volume levels, with a maximum of 115 dB for noisier environments. The ability to switch melodies and volume on the fly allows you to adapt the chime to different moments, such as daytime activity or quiet evenings.

• Memory function keeps your last melody and volume level after a power outage, so you can resume where you left off without reconfiguration.
• Quick setup with included hardware, plus expandability by adding AVANTEK RB-1 or CR-1 receivers for broader coverage.

Durability meets convenience

The transmitter’s weather-ready construction supports outdoor placement, while the compact form fits neatly near entrances, porches, or in entryways. An LED flash offers a visual alert for added visibility in dim light or outdoor settings, complementing the audible chime and giving you a quick visual cue when visitors arrive.

• Kit includes screws, anchors, a key, and an adhesive patch for flexible mounting options on walls or frames.
• Optional expansion enables tailored coverage across larger homes or multi-story layouts, without sacrificing performance.

Everyday use and real-world scenarios

In busy households, the CB-12 helps you stay connected without being tethered to a single location. It can be particularly useful in homes with open-plan living spaces, on multi-story layouts, or in outdoor seating areas where a quick alert is beneficial. The weather resistance and long-range capability are designed to adapt to seasonal changes, from summer rain to winter cool, while maintaining reliable notification of visitors.

Overall, the AVANTEK CB-12 offers a flexible, low-maintenance doorbell system that can grow with your home. Its combination of long range, robust weather resistance, and customizable chimes makes it a practical option for many living or working spaces.