TFT LCD active matrix display NTSC composite input signal (PAL optional) Clip-on battery pack for field monitor use included. Ideal for troubleshooting system setup/fault location Snap on battery pack holds 8 AA cells or 9 NiCad rechargeable batteries. (Batteries not included.) Compact/light-weight for easy installation or mobile use Controls for tint; color; brightness and audio volume For color and B/W applications Low-power consumption Built-in CCFT backlights Case made of durable ABS plastic. Active matrix technology allows wide viewing angle. Active matrix technology eliminates distortion. Battery pack provides 7.5 hours operation (approximate). 3.5 audio/video-in stereo jack connection 3.5 audio and video-out jack (mono) connection 2.1 mm DC-in jack connection Includes video/audio inputs and BNC/RCA cables.