Check the listing for details. 5 pcs =200 $, Chroma DCN500, Data Collection Node,. Condition: Used. Listed at 200.00 USD. You are bidding on the used Chroma DCN500, Data Collection Node We are selling 5 pieces for 250 USDBuilt-in two USB ports, one PS2 keyboard portBuilt-in Digital I/O interface, digital control signals can be combinedBuilt-in network, message can be transmitted directly to the computerEasy to Maintain: No hard disk, without having to install, after setting it can be used directly on the power Units was checked, works well and meets manufacturers specifications. Signs of use as a scratches. I have many units in the stock, all look similar.Will be supplied with power cord only. NO manuals or software.Please check pictures, what you see is what you really receive. If you need any detailed picture, contact me.Always send me your phone number and email address with payment! I need it for my freighter and I want to ship your package the same or next day after payment! International/Overseas bidders are welcome, you can ask me for accurate shipping fees before bid. Or we can use your freighter and your account.I can do cheaper ground shipping service to EU countries.Please take a note that in the most countries you will have to pay customs fees or tax (shipping -item location- from Czech Republic, European Union).If you need any additional information, ask me. Check out my other items or !Be sure to add me to your favorites list!