1、鏡頭焦距調節旋鈕（可使用一字螺絲刀對準空內一字凹槽螺絲口，進行調整鏡頭焦距功能，使圖像到達到適當清晰度）；

1. Focal length setting knob (may use slotted screwdriver to adjust video camera focus by aiming at slotted screw socket for obtaining sharp picture).

2、變焦鏡頭f2.8-9mm

2. Zoom lens: f2.8-9mm.

3、紅外燈(15PCS)，投射距離10-25米

3. IR LED (15PCS), view distance: 10-25m.

4、鏡頭距焦調節旋鈕（可使用一字螺絲刀對準空內一字凹槽螺絲口，進行調整鏡頭焦距功能，使圖像到達到適當清晰度）；

4. Focusing knob (may use slotted screwdriver to adjust video camera focus by aiming at slotted screw socket for obtaining sharp picture).

5、攝像機球體，可左右360度調節，上下45度調節；

5. The dome of video camera can be rotated 360°horizontally and 45°vertically.

6、攝像機底座，用于固定攝像機；

6. The dock is use for fixation of video camera.