STC Optical Fiber Representative, Subscription For all STC boxes Mobily - STC - Zain - Salam optical fiber Optical Fiber Offer. Speed 300 Monthly bill is 287 riyals including tax. Fixed monthly bill + Free fixed landline number + STC TV application. With a special username and password for the customer to follow the latest movies, series, children's entertainment programs, and football matches. And all TV channels + The customer can use the application. For one person or more, on TV screens, and on more than one mobile phone. Contract duration is 12 months, even after the contract ends. The speed or price will not change. First, download speed is 100 megabytes per second. And upload speed is 25 megabytes per second. Currently, download speed is 300 megabytes per second. And upload speed is 100 megabytes per second. Installation on any fiber box, anywhere. For inquiries about offers and packages, call.