Opticon PX-20 - Opticon | The small and durable 2D barcode scanner
How to Activate the SYMBOL LS2208 Carriage Return (Enter) Function - POSCatch.com
Amazon.com : Opticon OPN 2001-00 Option, Opn 2001 Pocket Memory Laser Scanner, USB Only, Includes Lithium-Ion Battery, USB Cable and Hand Strap : Bar Code Scanners : Office Products