4G GSM Dial-to-Open Controllers

Our sophisticated Dial-to-Open products make use of the latest generation of Internet of Things (IoT) SIMs and eSIMs allowing reliable connection to multiple mobile phone networks for decades. Gone are the days of unreliable, expensive and hard to use mobile phone SIM card Gate Openers. Cellular Gate Openers the way they should be done!

 IoT SIM Gate Opener Mobile Phone SIM Opener
Prepaid for a Decade Minimum Monthly Top Ups Forever
No Minimum Usage Disconnected if Not Regularly Used
Credit Never Expires Time Limited Credit
Multiple Network Redundancy   Single Network Only
Online Programming Included Requires Separate Data Allowance
Tested Every 4 Minutes with SMS Alert Cannot Notify you when Failed
The Right SIM for the Job SIM Designed for Mobile Phones
Unlimited Users Typically 500 Users
Service Designed for Equipment Service Designed for Mobile Phones


Sale price £199.00 Regular price £219.00 SaleSold Out