... Outdoor Color High speed dome camera 1.High speed ptz camera 2.Work with alarm output 3. 4 Pattern scan routes HD Outdoor Color High speed dome camera Fast ... 20 English letters, can independently set the titles for camera itself, Preset Position, Pattern Scan, Auto-level Scan ... various of protocols, PELCO-D, PELCO-P etc. 3 class lightning defend, built in 3000V lightning proof, surge resistant. ...