TandemVu 2MP+2MP 4X POE PTZ Network Camera Captures a large area and great details at the same time Bullet channel: 2.8 mm; PTZ channel: 2.8 to 12 mm, 4 × optical High quality imaging with 2 MP resolution Excellent low-light performance with powered-by-DarkFighter technology Secures an expansive area with 4× optical zoom and 16× digital zoom Supports WDR, HLC, BLC, 3D DNR, defog, regional exposure, regional focus Supports 12V DC & PoE+ Support Human and Vehicle Detection