ION Linear LED Barcode Scanner (Mid-Range, Includes USB Cable) The ION Linear is part of the cost-effective, high performance POS-X ION Series. It's a no-nonsense barcode scanner with outstanding speed and scan distance. With free 24/7 POS-X support and a 3-year warranty, this scanner guarantees high performance at a great value. This scanner is all business. Easy to set up right out of the box, just plug it in and get to work.