DAHUA smart doorbell with camera DB43BB-BTR battery Wi-Fi 4Mpix H.265 IP65 protection IR up to 10m CZ app

Dahua DB43BB-BTR — battery-powered video doorbell with camera

For those looking for a reliable and modern way to monitor the entrance to their home, the Dahua DB43BB-BTR is the ideal choice. This battery-powered Wi-Fi video doorbell offers 4Mpx resolution and an ultra-wide fisheye field of view of 180° x 180°, ensuring a complete overview without blind spots. IR illumination with a range of up to 10 m allows for clear images even at night, while the efficient H.265 codec saves storage space and bandwidth. With IP65 protection, it is dust and water resistant, making it ideal for outdoor use. The built-in 10,000 mAh (36 Wh) battery ensures long battery life, minimizes the need for wiring, and makes installation easy.

Wide view and night vision

A 1/3.11" CMOS sensor with a resolution of 2048 × 2048 px and a fixed lens with a focal length of 0.98 mm work together to capture a detailed image. Fisheye optics allow coverage of the entire entrance area without the need for positioning. Two IR LEDs provide night vision at a distance of up to 10 m, ensuring safety even in complete darkness. In addition, the night light gently illuminates the entrance area.

Smart functions and management

With AI detection of people, vehicles, loitering and packages, the video doorbell recognizes key events and immediately alerts you. If you are absent, visitors can leave audio or video messages, while all recordings can be stored on a microSD card up to 512 GB. Control is easy via the DMSS mobile application, available for Android and iOS.

Advanced connectivity and energy efficiency

The doorbell supports the latest Wi-Fi 6 standard (2.4 GHz and 5 GHz) for fast and stable connection, and quick pairing via Bluetooth. The primary power source is a 10,000 mAh battery, which can be charged via USB-C. Alternatively, power can be supplied via USB (5 VDC) or terminal block (12-24 VDC/8-24 VAC). Power consumption is minimal - 0.004 W in standby mode and 1.4 W in active operation.

Technical data

• Video compression: H.265 (bitrate 32-2048 kbps)
• Frame rate: up to 15 fps (2048 × 2048 px)
• Audio: Built-in microphone and speaker (G.711a, G.711Mu, PCM)
• Wi-Fi: IEEE 802.11a/b/g/n/ac/ax
• Chime communication: 868-868.6 MHz, range up to 100 m
• Power supply: USB-C, 12-24 VDC or 8-24 VAC
• Protection: IP65
• Dimensions: 160 × 53 × 38.7 mm
• Weight: 0.31 kg
• Operating temperature: -20 to +50 °C
• Storage: microSD card up to 512 GB

Package contents

• Video doorbell
• Mounting bracket
• Installation kit
• Needle
• 3M double-sided adhesive tape
• Power cable
• Quick start guide
• Legal and regulatory information