... button up to 50 million times 3. Support the RS232, USB,PS/2 interface handheld Laser Barcode Scanner XL6000 :1. Error rate ... up to 50 million times ;3. Supporting the RS232, PS2 and USB interface;4. Full quakeproof and antiknock design with 1.5M ... 2 of 5,MSI, Chinese postcode etc.Supported interfaces RS232, PS2 keyboard, USB interface, etc. Scanning operation method Manual Transmission rate RS232 ...