Connect current and legacy serial RS232 (DB9) devices to a computer with this USB to serial cable - Use this USB to RS232 serial adapter to reliably connect barcode readers/scanners/networks switches/scales - This USB to serial cable is ideal for IT server rooms/industrial control/automation/POS/AV installations - Specifications: 3ft (91cm) Length Max Baud 921.6 Kbps 512 Byte FIFO COM Retention Windows/macOS/Linux Prolific PL2303 Chipset Screw-lock Nuts