What is the POS machine
POS (Pointofsales) in the Chinese meaning "point of sale", called the point of sale information management system, is a bar code or OCR code technology terminal reader, a cash or barter cashier function. Its main task is to commodity and media transactions to provide data services and management functions, and non-cash settlement. POS is a multi-function terminal, it is installed in the credit card merchants and acceptance of network and computer network, will be able to achieve automatic electronic funds transfer, it has to support consumption, pre-authorization, balance inquiries and transfer functions, Up safe, fast and reliable. Bulk transactions in the basic business intelligence is difficult to obtain, into the POS system is mainly to solve the blind spot in the retail information management. An Important Part of Chain Store Management Information System. Android POS