I think you are talking about the Rain LTE‑Advanced fixed wireless broadband promotion currently running.
If you sign up before 30 November 2017, you will receive FREE Double Data until November 2018. That’s Double Data for a year!
If you sign up for this deal before 30 November 2017, we will subsides the hardware cost of the RAIN device at R2499, and you get the Huawei B618 RAIN LTE-Advanced Wireless Router for free when you sign up for any of our six Fixed Wireless Packages.
Be sure to check the coverage in your area before signing up. Should you wish to cancel your Fixed Wireless package in less than 6 months from signup date, you will automatically be charged for the modem, which you may keep.
If you require further assistance please email: email@example.com
or contact Afrihost support on 011 612-7200
or via live chat support on our website
alternatively you may request a call back by smsing the word 'help' to 32541