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USB-PIO USB 24 Digital I/O Unit. Relay and Opto Isolated expansion available. For Windows, MAC,and Linux - www.audon.co.uk
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Digital I/O - NI
USB Digital I/O Module - 4/8 DI/O Channels
USB Sound Card Audio Adapter w/ Mic - USB Audio Adapters | Add-on Cards & Peripherals | StarTech.com Europe
Overview / Features | DO-16TY-USB | Digital output USB I/O unit 16ch (non-isolated 5VDC-TTL) - the Y series | CONTEC
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Interface Instrument DIG-USB USB Output Module
CYP AU-D6-192 USB Digital Audio Converter (192KHz/24-bit)
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USB-5830 USB Digital Input Output Module · Buy online · Impulse Embedded Limited
Behringer UCA222 Ultra-Low Latency USB Audio Interface with Digital Output - 2 In / 2 Out - Cosmo Music
CYP USB Digital Audio Converter 192KHz/24-bit
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U2600A Series USB Modular Isolated Digital Input/Output | Keysight
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Behringer UCA222 U-Control Ultra-Low Latency USB Audio Interface with Digital Output
Behringer U-CONTROL UCA202 2 In/2 Out USB/Audio Interface with Digital - Cannon Sound And Light
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