Metal construction company seeks POS system

We are a metal construction company in northern Germany and are looking for a POS system. We also have a workshop and trade in iron/metal goods.

The system should meet the following requirements:

• Maintenance of material lists
• Individual product groups, e.g., by metal, bicycle, and lawnmower parts
• Further grouping by spare parts and labor (repair, assembly)
• Import of .csv files
• Cash register
• Processing of advance payments
• Cash report (daily, also printable at the end of the month)
• Receipt printing and/or invoice printing DIN A4
• Hardware (display, cash drawer, receipt printer)
• Vouchers
• Cash register registration with PIN
• Optional barcode scanning
• Compliant with the principles for the proper management and storage of books, records, and documents in electronic form
• DATEV interface
• Windows-compatible

One software workstation is planned.