ACM-1231/ACM-1232 Megapixel Outdoor IP IR Bullet Camera : Main Features 1/3" Micron Progressive Scan CMOS Day and night function with Mechanical IR Cut Filter Integrated f3.3~12mm / F1.6 Megapixel lens Selectable MPEG-4 / MJPEG compression Up to SXGA resolution at 8 FPS Multi-stream with variable frame rate in the same compression Two-way audio supported Hardware motion detection DC 12 V or Power over Ethernet (IEEE 802.3af) supported(ACM-1231),or AC 24V power source supported(ACM-1232) IP66 weatherproof supported The bracket needs to be purchased separately