Bluetooth POS can be used with mobile terminal smart devices to perform data transmission through the Bluetooth pairing function, display the electronic receipt through the mobile terminal, perform on-site confirmation and signature, and realize the function of payment.

Bluetooth POS definition

Bluetooth POS is a standard POS terminal with a Bluetooth communication module. It connects with a mobile terminal that also has Bluetooth communication capabilities through Bluetooth signals, uses the mobile terminal to submit transaction information, applies Bluetooth technology to the POS, and gets rid of the traditional POS connection. Inconvenience, it is a way to pay for the goods or services consumed by connecting the mobile phone APP through Bluetooth.

Hardware composition

It is composed of Bluetooth module, LCD display, digital keyboard, memory module, power supply and so on.

working principle

Communication principle

The POS terminal activates the Bluetooth module, and the Bluetooth mobile terminal establishes a Bluetooth connection with the Bluetooth POS terminal to form a closed network. The Bluetooth POS terminal sends a payment request to the Bluetooth mobile terminal, and the Bluetooth mobile terminal sends a payment instruction to the bank network mobile payment server through the public network. , The bank network mobile payment server processes the relevant accounting information according to the payment instruction, and after completing the transaction, it will send payment completion information to the Bluetooth POS terminal and the mobile phone.

Technical Principle

Bluetooth POS adopts a distributed network structure, fast frequency hopping and short packet technology, supports point-to-point, and can be docked with mobile smart devices. [2] After Bluetooth pairing is completed, the terminal Bluetooth device will record the trust information of the master device. At this time, the master device You can initiate a call to the terminal device, and the paired device does not need to be paired again when it next calls. For paired devices, the Bluetooth POS as a terminal can initiate a link establishment request, but the Bluetooth module for data communication generally does not initiate a call. After the link is successfully established, two-way data communication can be carried out between the master and the slave, so as to realize the application of near-field payment.

Function application

Bluetooth POS is used for account recharge, credit card repayment, transfer and remittance, personal repayment, mobile phone recharge, order payment, personal loan repayment, Alipay order, Alipay recharge, bank card balance inquiry, lottery, public payment, credit card assistant, air ticket reservation, hotel For reservations, train ticket purchases, car rentals, merchandise shopping, golf, yachts, high-end tourism, etc., consumers do not need to line up at the counter to check out whether they are dining or shopping, and they fully feel the convenience, fashion and speed of credit card consumption. [3]

Product advantages

1. Payment is flexible and convenient. Through the Bluetooth wireless connection function, get rid of the shackles of the line and realize the freedom of the payment function.

2. The transaction time cost is low, which can reduce the transportation time to and from the bank and payment processing time.

3. Conducive to adjusting the value chain and optimizing the layout of industrial resources. Mobile payment can not only bring value-added income to mobile operators, but also bring intermediate business income to the financial system.

4. Effectively prevent counterfeit banknotes and avoid the need to find change.

5. Ensure the safety of funds and prevent cash risks.