The Longse BMMB5XFG400 4MP Varifocal IR Bullet Camera delivers high-resolution 4MP video with a 1/3" Progressive Scan CMOS sensor and Fullhan SOC for stable performance. Featuring built-in mic, motorized zoom, auto-focus lens, DWDR, and internal POE, it provides clear day and night surveillance. Advanced human and vehicle intrusion detection ensures precise security, making this Longse varifocal bullet camera ideal for home, office, and outdoor CCTV monitoring.