About the price of SMS module

Provide users with the function of sending mobile phone short messages, and use industrial GSM module or mobile phone to send short messages to multiple mobile phones at the same time. There is no need to apply for a mobile service number, and short messages are sent by monthly SIM cards, as low as 0.02 yuan/piece, which saves a lot of investment and constraints.

For each operator, you can set the number of SMS messages sent each month. If the quantity exceeds, it is not allowed to pay or exceed the amount, which will be recorded in the salary deduction part of the current month and deducted from the salary at the end of the month by the finance department.

System characteristics

Adopt industrial GSM module and mobile phone.

Good scalability, when the system load is too heavy, you can easily add modules.

Suitable for all mobile phone users with SMS function.

Fully support the sending and receiving of short messages in Chinese and English.

Support single message sending, mass sending and number segment sending.

Support automatic segmentation of ultra-long short messages

Support address book, common SMS, SMS signature and other functions.

Support historical short message processing, which can directly reply to received short messages or resend sent short messages.

Good confidentiality, each operator's address book and other information are kept independently.

System application

1, default activity mode

Pre-set the sending time, content (such as the collection and sales of the day) and the mobile phone number to receive SMS, and the system will send it regularly. You can also set up automatic condolence messages and notifications for holidays.

2. Response mode

The corresponding code of the preset reply message, such as "1" indicates the current total output, and "2" indicates the current total coal quantity entering the plant. When the system receives a message with the content "1", it will automatically reply to the current total output.

3. Control the sending mode

Through the management system, the accepted mobile phone numbers and contents can be set and sent individually or in groups.

network structure

Benefit from use

The short message module can send short messages to multiple mobile phones at the same time, send notices to employees, send holiday condolences to customers, send supply notices to suppliers and other information, provide data queries in a customized format, and send key data regularly. Company leaders or employees can query the company's output, quality, sales and other related data through SMS, which is efficient and economical without surfing the Internet. For example, your company has 20 business people (assuming everyone has a mobile phone) on a business trip, and your company needs to inform them of important notices. The traditional method is telephone notification, which requires one person to occupy at least 1 hour and costs at least 50 yuan RMB, and not all notifications are in place. With mass texting, it takes a person up to 2 minutes, and 2 yuan can notify all in place.

Performance characteristics of mobile phone module

Working temperature: -25-+60℃

Storage temperature: -35-+85℃

Humidity range: 0-95% noncondensable.

External dimension: 98× 67× 30mm.

Receiving sensitivity:-102dBm

Maximum transmission power: 1W

Dynamic range: 62dB

Frequency error: ≤ 0. 1ppm

User interface: RS232 serial port: 9600~ 1 15200BPS, 8, 1, n, TTL level.

Power supply: 5v ~ 12v 10% DC.

Power consumption: standby ≤ 10mA, working for 300mA.

Weight: 130g

The price is 200-400