DAHUA DH-HAC-B2A21 is a high-performance 2MP HDCVI bullet camera designed for cost-effective and reliable surveillance. With its 1/2.7” CMOS sensor, it captures high-quality 1080p full HD video at 30fps, ensuring sharp and detailed footage under various lighting conditions. Its fixed lens options (ranging typically from 2.8mm to 3.6mm) offer flexibility in monitoring areas with different field-of-view requirements. The camera also supports HD/SD switchable output, making it compatible with both legacy and newer surveillance systems, which is ideal for upgrading existing analog setups.

Built for outdoor durability, the camera features a robust IP67-rated weatherproof housing that ensures protection against rain, dust, and harsh environmental elements. The built-in infrared (IR) LEDs provide night vision capabilities up to 20 meters, delivering clear images even in complete darkness. This makes it suitable for 24/7 surveillance in outdoor areas such as parking lots, warehouses, perimeter fencing, or commercial building entrances.

Furthermore, the DH-HAC-B2A21 supports smart IR technology, which helps prevent overexposure of objects close to the camera at night, maintaining balanced image brightness. The camera’s low power consumption and reliable performance make it a great choice for budget-conscious users who still require dependable security. With its compact bullet design and ease of installation, this DAHUA model is widely used in both residential and small to medium-sized commercial security applications.