... 131 feet (20/30/40m) video sewer pipe inspection camera Pipeline Inspection System W3-CMP3188DN With DVR Feature Item No.: ... :Pipeline, Drain, Sewer, Duct, Chimneys, Machinery and Building Inspection; Maintenance of Plumbing and Wiring behind walls Camera Specifications:Color ... video and audio recording, snapshot. What’s included?Inspection camera with 12 LEDsUSB digital video recorder with remote ...