Q-See . QD54231Z

Q-See Pan, Tilt and Zoom cameras offer the ultimate in controlled surveillance with 360? Pan Rotation and Tilt. The QD54231Z weatherproof PTZ has 540TVL of resolution, and a 3.9mm to 89.7mm lens with 23X Optical Zoom and 10X Digital Zoom. The primary advantage of any PTZ camera is that it integrates both the camera and the lens into a single unit. Q-See PTZ cameras give you tremendous flexibility in camera placement and control of your surveillance environment.