{"id":20148,"date":"2024-07-17T12:33:29","date_gmt":"2024-07-17T11:33:29","guid":{"rendered":"https:\/\/www.gsma.com\/newsroom\/gsma_resources\/ts-37-prd-requirements-multi-sim-devices\/"},"modified":"2026-02-04T11:13:22","modified_gmt":"2026-02-04T11:13:22","slug":"ts-37-prd-requirements-multi-sim-devices","status":"publish","type":"gsma_theme_resources","link":"https:\/\/www.gsma.com\/newsroom\/gsma_resources\/ts-37-prd-requirements-multi-sim-devices\/","title":{"rendered":"TS.37 Requirements for Multi SIM Devices"},"content":{"rendered":"<p>This document lays out a minimum set of requirements intended to ensure multi SIM devices show consistent behaviour. The requirements relate only to device platform elements such as hardware, protocol stack and operating systems.<\/p>\n<p>In the context of this document, a multi-SIM device is any device that natively accommodates multiple SIMs. This includes<\/p>\n<p>* The device has a single 3GPP\/3GPP2 network connection and a single IMEI with which a single SIM selected from several within the device can be used<\/p>\n<p>* The device has multiple simultaneous 3GPP\/3GPP2 network connections and multiple IMEIs each of which is associated with a particular SIM.<\/p>\n<p>Operations already covered by 3GPP are out of scope. While there are no explicit 3GPP specifications for multi-SIM, many of the requirements of this document build on 3GPP operations defined for single SIM cases; see below for the relevant 3GPP specifications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This document lays out a minimum set of requirements intended to ensure multi SIM devices show consistent behaviour. The requirements relate only to device platform elements such as hardware, protocol stack and operating systems.<\/p>\n<p>In &#8230;<\/p>\n","protected":false},"author":8,"featured_media":0,"template":"","meta":{"image":null,"json":{"gsma_resources_type":"Document","gsma_resources_thumb":"[]","gsma_resources_file":"[19468]","gsma_resources_multi":null,"gsma_resources_wgr":null,"gsma_resources_video":"","gsma_resources_image":"[]","gsma_resources_url":"","gsma_resources_date":"","gsma_resources_button":"Download"}},"tags":[],"resource_categories":[4754,4755,4756],"algolia_discover_type":[6631],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.0 (Yoast SEO v22.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>TS.37 Requirements for Multi SIM Devices - Newsroom<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gsma.com\/newsroom\/gsma_resources\/ts-37-prd-requirements-multi-sim-devices\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TS.37 Requirements for Multi SIM Devices\" \/>\n<meta property=\"og:description\" content=\"This document lays out a minimum set of requirements intended to ensure multi SIM devices show consistent behaviour. 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The requirements relate only to device platform elements such as hardware, protocol stack and operating systems.  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