This document summarizes the features and specifications of the PDO 5025S, 5060S, and 50100S oscilloscopes. The oscilloscopes have two vertical channels with bandwidths of 25MHz, 60MHz, and 100MHz respectively. They can sample up to 500MSa/s and support communication via RS232, USB, and LAN. Additional features include an input attenuation range of 2mV/div to 50V/div and a 5.7 inch color display. Key specifications include bandwidth, deflection, maximum input, sweep modes, and trigger level range. Standard accessories include passive probes, power cable, manual, and driver CD. The dimensions are 300x150x130mm.