Detect mobile browsers for Alcatel OT-S520 devices with Handset Detection. Mobile browser detection and mobile website redirection for Alcatel OT-S520's is simple and easy. See the Alcatel OT-S520 device capabilities page for more information. Updates to Alcatel OT-S520 mobile browser user-agents are automatically added to our database. See the tag cloud for specific details on Alcatel OT-S520 operating system and browser versions.