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/USB-5830_3D%20_S20171019142952.jpg "Plug-and-Play USB DAQ Modules")
Plug-and-Play USB DAQ Modules
USB Digital I/O Module with 4 Input and 4 Output Channels
D8720 Digital Output Module - Jewell Instruments.
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USB Digital Multimeter - Auto-Ranging (RS232 Output) - TOL-12967 - SparkFun Electronics
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StarTech.com 7.1 USB Sound Card - External Sound Card for Laptop with SPDIF Digital Audio - Sound Card for PC - Silver - Walmart.com
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