Please note: This ScanSnap iX1500SE is the SunSun Edition model without an LCD screen. It differs from the iX1500 model with an LCD screen, which has the same model number. Low scan count: 532 scans Wi-Fi and USB connection scan tests confirmed to be working properly. Scanning is performed from the ScanSnap Home screen after connecting to a computer or tablet. Supports sizes from business cards to A4. Utilize the various apps on the Home screen. Operation guaranteed for 7 days from delivery. Full refund guarantee if any issues arise.