To put it simply, it is the payment device used by the merchant for non-cash settlement, and provides the cardholder with payment hardware equipment for authorization, consumption, settlement and other services, mainly used in the bank card acquiring business. 2. What are the types of Pos machines? Fixed Pos machine: communication lines are telephone lines and broadband lines; Mobile Pos: Communication methods include GPRS, Bluetooth, WIFI, etc. Audio card reader: The communication method is: access to the mobile phone audio port, commonly known as audio hand brush; Blue toothbrush card: communication mode: connect mobile phone Bluetooth; mainly with password keyboard version and card version. 3. What is a third-party payment license? A business license issued by the People's Bank of China for non-financial institutions engaged in payment services in accordance with laws and regulations. Its business types are: (1) currency exchange, (2) internet payment, (3) mobile phone payment, and (4) landline telephone. Payment, (5) digital TV payment, (6) issuance and acceptance of prepaid cards, (7) bank card receipts (commonly known as Pos machine business), and (8) other payment services signed by the People's Bank of China. 4. What is a traffic card? The SAM card used for mobile POS communication GPRS communication has the difference of big card small card, the difference of communication signal strength, the flow card with 11-digit number can recharge and the one-time use flow card with pre-stored traffic, one A flow card for the POS machine. 5. What is Mcc? MCC is a shorthand for Merchant CategoryCode, and the Chinese name is the merchant industry code. There are tens of millions of merchants in the country. When you send a bill to a merchant, you will set up a merchant number. This number is very particular. This number is usually 15 digits. The organization code (3 digits) + area code (4 digits) + merchant type MCC code (4 digits) + merchant sequence number (4 digits), and the MCC code is an important part of this merchant number. 6. What is an electronic signature? Electronic signature is a more secure and efficient new signature method that can replace traditional paper signatures. Using the electronic signature, you only need to sign on the touch screen after the transaction is completed. After the signature is completed, the POS will automatically send the signature to the system. After the delivery is completed, you can choose whether to print the paper ticket, and print the small ticket. The printed cardholder’s electronic signature is on the ticket. 7. What is T1, T0, D1, D0? T+1 is the second business day to arrive; 8. What is wind control? Generally speaking, it refers to risk control. Generally, financial institutions and payment companies have such positions. They mainly adopt various measures and methods to eliminate and reduce various kinds of energy events, or reduce the losses caused by risk events. . The basic methods are: risk avoidance, stop loss control, risk transfer and risk retention. 9. What is “one clear†and “two clear� One clear means that the Pos settlement funds are directly paid by the acquirer to the merchant account, and there is only one liquidation process. Second Qing means that the number of settlements of Pos settlement funds is at least 2 times. For merchants, there is a very high risk of capital security. 10. What is a self-selected merchant Pos machine? The self-selected merchant pos machine means that the merchant can directly select the designated merchant on the POS machine to swipe the card, and the small ticket and credit card bills that are printed out are completely consistent, and are suitable for personal use for raising the card. Face Makeup,Makeup Eyeshadow,Concealer High Coverage,Liquid Foundation Suzhou Yimeijia368 Biological Technology Co.,Ltd. , https://www.yimeijiabeauty.com
Today, the pos machine has become a must-have for many people. Whether it is used to collect money, or to withdraw cash card, POS machine can help everyone solve the urgent need for capital turnover. Today, Xiaobian will share 10 basic knowledge of POS machines for everyone. 
1. What is a financial Pos machine?
t+0 is the day of the business day;
D+1 is the next day (including rest days, holidays);
d+0 is the day of the year (including holidays, holidays);