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- USB devices (such as touch screens, mice, keyboards, barcode scanners, IR remote controls): XT1143, 4K1042, 4K1142, XD1033, XD1032, XD1132, XD1030, XD1230, HD1023, HD1022, HD1020, LS423, LS322, LS422
- Networked devices: All 4K, XD, and LS models, as well as the HD223, HD1023, HD222, HD1022, HD220, HD1020, and AU320
- RS232 serial Serial devices: XT1143, 4K1042, 4K1142, XD1033, XD1033XD1032XD1032, XD1132, XD1030, XD1230, HD1023, HD1022, LS423, HD1020, and AU320. Note that some models do not fully support RS-232 signaling.
- GPIO devices: All models except the LS423
- Infrared (IR) devices: All XT, 4K, and XD models
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