AVANTEK D-3B Wireless Doorbell Kit - 1300 ft Range, 52 Melodies, IP55 Waterproof, 2 Receivers, LED Flash

Durable, high‑clarity wireless doorbell for modern homes

The AVANTEK D-3B Wireless Doorbell Kit blends rugged reliability with crisp, customizable alerts. The transmitter’s ultra‑low power design is paired with a long‑life lithium battery, offering years of use under typical conditions without frequent replacements.

Built to endure the elements, the transmitter carries an IP55 rating for dust and water resistance and operates across a wide temperature range from -4 °F to 140 °F. Whether it’s heat, cold, or rain, this system is designed to keep you informed with minimal maintenance.

What you get and why it helps

• Two plug‑in receivers included to cover multiple rooms without cross‑signal interference.
• Expandable with additional AVANTEK receivers to widen coverage as needed.
• Simple setup with included screws, anchor plugs, a key, and an adhesive patch.

Sound, visibility, and customization

• A 40 mm stereo speaker delivers rich, crisp sound across 52 melodies and 5 volume levels up to 115 dB.
• The memory function preserves your last melody and volume after power outages for a seamless experience.
• A LED flash provides a visual cue, helping you notice visitors even from another room.

Real‑world use cases

In a multi‑story home or open‑plan space, you’ll hear the doorbell from distant corners while the LED indicator guides guests to the door. The two receivers help you stay alert in busy households where you may be tending to chores or entertaining guests.

Setup and reliability

Installation is designed to be quick and straightforward, with room to grow as your space changes. If needed, you can add RB‑1 or CR‑1 receivers to extend coverage and maintain reliable notifications throughout the home.