![10 Pack USB DAQ Board 16DI 16DO, 16 channels optical isolated digital inputs, 16 channel optical isolated digital outputs VB VC|board board|board digitalinput board - AliExpress 10 Pack USB DAQ Board 16DI 16DO, 16 channels optical isolated digital inputs, 16 channel optical isolated digital outputs VB VC|board board|board digitalinput board - AliExpress](https://ae01.alicdn.com/kf/HTB13x7DGpXXXXbMXXXXq6xXFXXXm.jpg)
10 Pack USB DAQ Board 16DI 16DO, 16 channels optical isolated digital inputs, 16 channel optical isolated digital outputs VB VC|board board|board digitalinput board - AliExpress
![Dell Latitude E5420 Internal Audio USB Port Performance Input Output Circuit Board 80Y9H 080Y9H CN-080Y9H RC6F33020EH11 - Newegg.com Dell Latitude E5420 Internal Audio USB Port Performance Input Output Circuit Board 80Y9H 080Y9H CN-080Y9H RC6F33020EH11 - Newegg.com](https://c1.neweggimages.com/ProductImage/A9AXS200206ssM3A.jpg)
Dell Latitude E5420 Internal Audio USB Port Performance Input Output Circuit Board 80Y9H 080Y9H CN-080Y9H RC6F33020EH11 - Newegg.com
![Discount HiFi Audio Decoding Board, USB/Optical Input Earphone Output Decoder From China | DHgate.Com Discount HiFi Audio Decoding Board, USB/Optical Input Earphone Output Decoder From China | DHgate.Com](https://www.dhresource.com/0x0/f2/albu/g9/M00/6F/71/rBVaWF8BPSeACPx2AAfkiY_ozRU984.jpg)
Discount HiFi Audio Decoding Board, USB/Optical Input Earphone Output Decoder From China | DHgate.Com
![Amazon.com: V3.0 ATmega328P Microcontroller Board, Nano 12 Digital Input/ Output Improved Board 5V 12V DC with Mini USB : Electronics Amazon.com: V3.0 ATmega328P Microcontroller Board, Nano 12 Digital Input/ Output Improved Board 5V 12V DC with Mini USB : Electronics](https://m.media-amazon.com/images/I/51cNTnKm8ZL._SL1001_.jpg)
Amazon.com: V3.0 ATmega328P Microcontroller Board, Nano 12 Digital Input/ Output Improved Board 5V 12V DC with Mini USB : Electronics
![mini USB DAQ Data Acquisition Module 0 3.3V Analog 12 ADC, 2 DAC, digital 8DI 8DO, PWM input output, Counter, screw terminal|usb usb|screw usbmini usb mini usb - AliExpress mini USB DAQ Data Acquisition Module 0 3.3V Analog 12 ADC, 2 DAC, digital 8DI 8DO, PWM input output, Counter, screw terminal|usb usb|screw usbmini usb mini usb - AliExpress](https://ae01.alicdn.com/kf/UTB8nqj4gBahduJk43Jaq6zM8FXav/mini-USB-DAQ-Data-Acquisition-Module-0-3-3V-Analog-12-ADC-2-DAC-digital-8DI.jpg_Q90.jpg_.webp)