Product description:
3 USB A-type ports for USB device connection, 1 USB B-Type port for Upstream connection to PC or another USB hub, 1 Serial & 1 Parallel port for non-USB device connection , User selectable as self or bus powered, 6 foot 'A' to 'B' cable
D-Link Du-H3Sp 3-Port Usb Hub With Serial & Parallel Port
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