Which brand of wireless data transmission equipment is good?

The top five at home and abroad are: Singapore Ricksay, Deep Sea, Denmark Kemei, Hong Kong Kaixun and Zhengzhou Zhongzhi.

For example, the wireless data transmission equipment of Lexair in Singapore has the following functions:

1. Continuous transmission of a large amount of data

2. Use Huawei industrial CDMA module and embed reliable protocol stack.

3.6V ~ 36V Wide Range Power Supply

4. It has the power-off function of the equipment, which is convenient for users to control.

5. Data transmission is completely transparent, and users don't need to know complicated protocols such as TCP/IP and PPP.

6. Support dynamic domain name or IP address access of data center.

7. Support the standby data center

8. Support APN virtual private network service.

9. Support various online modes such as always online, idle offline, idle power off, ringing offline, SMS offline and data center command offline.

10. Support user data, SMS and phone wake-up functions.

1 1. Support automatic reconnection of disconnected lines.

12. It has humanized connection timing controllable function, which saves more traffic.

13. Support the configuration and maintenance of local and remote graphical interfaces.

14. Support SMS configuration and maintenance.

15. Support virtual serial port function of data center, and connect existing PC software seamlessly.

16. Support the reporting and query functions of GPS positioning data, and import the data into google Maps to realize the accurate positioning of satellite maps.

17. Reliable design of multiple software and hardware and compound watchdog technology make the equipment run safely (TBD).

18.WIFI function

19.GPS satellite positioning function