POS system , for my store, i have some recomendations like , windows Dynamics® POS 2009 and post system intuit payments

POS system , for my store, i have some recomendations like , windows Dynamics® POS 2009 and post system intuit payments, all we wants is create a backup from the actual systempos that we have already which is easy sales and track, but we want to emigrate to any of this or if you have a better system let us know the want we have right now is like a sample is windows Dynamics® POS 2009 and post system intuit payments,so we want from backup to the new system with any of this or better, baycaly what the systems have is to show up graphics of sales, it has to work on net i mean with more computer into the store and also external net if is posible it has to works with a cash drawer,receipt printer, credit card processing and bar code reader, spanish and english language,Customer Management, Point of Sale, Inventory Control, Employee Management, Gift Certificates, Commission Calculations, Time Clock, Waiting List, Series Sales, Messages and Reports General Ledger, Accounts Payable, Payroll suplier list people interested we will show up the oe we have so they can have an idea, we will buy the system and what we wants is the instalation from you, thanks