The flexible I/O can be configured as either digital or analog thus providing up to 16 analog inputs or up to 16 digital I/O. It also has two 10-bit analog outputs up to 2 counters and up to 2 timers. The U3 series is a versatile product for measurement and control within simple analog and digital systems.

LabJack U3-HV USB DAQ Device with 4 Dedicated High-Voltage 10V Analog Inputs 12 Flexible I/O for Analog and Digital Data Acquisition
$68.14