Extech HDV640W High Definition Wireless Articulating VideoScope with 6mm Diameter and Meter Semi-Rigid Cable 5.7-Inch color LCD TFT with high definition 640 x 480 resolution SD memory card included to store &gt;14,600 images Video recording (up to 4 hours) with Voice annotation 6mm diameter camera with 320 articulating tip for best viewing angle Built-in wireless transmitter in your camera control allows you to transmit video up to 100ft (30m) to your monitor