Condition Used: An item that has been previously used. The item may have some signs of cosmetic wear, but is ... Read more Used: An item that has been previously used. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or an item that has been returned to the seller after a period of use. See the seller’s listing for full details and description of any imperfections. See all condition definitions Oscilloscope Type Digital Oscilloscope Brand Tektronix Number of Channels 4 MPN TDS784D Maximum Bandwidth 1 GHz