MC40 / Voltron and printing

Team,  for Datec, developer for retail,  I looking for printing utillity / diver  which allows print on NET printers connected to LAN / WiFi  and via print server on the PC connected printer. Application is printing at store cash desk, receipts etc.  Something like Apple - Airprint,  which works well and we need the same solution for ET1 / MC40. Jiri