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USB 16 Channel Relay Module - RS232 Controlled
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Mackie ProFXv3 Series - 12 Channel Effects Mixer with USB - Milano Music Center
USB Multi-Channel Sound Converter With 5.1 Channel Surround
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PreSonus StudioLive AR12c USB-C 14-Channel Hybrid Performance and Recording Mixer
Yamaha AG03 3-channel Mixer and USB Audio Interface | Sweetwater
Wireless 6-Channel Audio Mixer Portable Sound Mixing Console With USB Interface | eBay
USB Logic Analyzer - 24MHz/8-Channel - TOL-18627 - SparkFun Electronics
Pyle Pro PAD10MXU 2-Channel Mini Mixer with USB Audio PAD10MXU
Mini External USB Sound Card 7.1 Channel 3D Audio Adapter Converter +3.5mm Headset Microphone For PC Computer Desktop Notebook From Wholesale Distributor Kunxiu20170215, $2.3 | DHgate.Com
4-Channel CCTV To USB DVR Adapter Camera Quad Video Switcher For PC - Walmart.com
ART USBMix - 3 Channel USB Mixer w/ Audacity Recording Software : Musical Instruments
ART USBMix6 Six Channel Mixer and USB Audio Interface USBMIX 6
Yamaha AG03 3-channel Mixer and USB Audio Interface | Sweetwater
Yamaha MG12XU 12-Channel Compact Stereo Mixer and USB Audio Interface | KraftMusic.com
Virtual 7.1-Channel USB External Sound Card | Tripp Lite
Virtual 7.1 USB Stereo Audio Adapter - USB Audio Adapters
Mackie ONYX16 16-Channel Premium Analog Mixer With Multi-Track USB | Full Compass Systems
USB Relay 1 Channel | 102056 | Other by www.smart-prototyping.com
8 Channel USB GPIO Module With Analog Inputs | Numato Lab
Yamaha AG03 Three Channel Mixer and USB Audio Interface | KraftMusic.com