# Regional product availability Twilio supports some products and features in [Twilio Regions](/docs/global-infrastructure/understanding-twilio-regions) outside the United States. > \[!WARNING] > > Regions operate in isolation. If your application relies on Twilio products or features that aren't available in your target Region (for example, TaskRouter or Studio), those products and features won't work in that Region. ## Ireland (IE1) Region This Region is located in Dublin. Use the following products in the IE1 Region: * [Programmable Voice][programmable-voice] (see list of unsupported APIs/features below) * [Elastic SIP Trunking][elastic-sip-trunking] (see list of unsupported APIs/features below) * [Functions and Assets][functions-and-assets] * [Segment][segment] * [SendGrid][sendgrid] * [Conversations][conversations]: Chat * [Lookup v2][lookup-v2] * [Verify Silent Network Auth][verify-auth] ### Unsupported Voice features in IE1 The following Voice APIs and TwiML verbs or nouns *aren't yet supported* in IE1: * [``][connect-room] * [``][connect-virtualagent] * [``][start-siprec] * [``][dial-whatsapp] * [Voice Insights Call Annotation API resource][voice-annotation] * [SIP Trunk Phone Number API subresource][elastic-sip-phone] * [Bulk Exports API resource][bulk-exports-api] The following Voice features *aren't yet supported* in IE1: * [BYOC Trunks][byoc-trunks] with static IP addresses * [Verified Caller IDs][verified-cid] * [Conversational Intelligence][conv-intel] * [WhatsApp Business Calling][whatsapp-business-calling] ### Voice SDK requirements Twilio Voice SDKs require the following minimum SDK versions to function in IE1: * iOS: 6.4.0 * Android: 6.1.0 * JavaScript: 2.1.0 ## Australia (AU1) Region This Region is located in Sydney. Use the following products in the AU1 Region: * [Programmable Voice][programmable-voice] (see list of unsupported APIs/features below) * [Elastic SIP Trunking][elastic-sip-trunking] (see list of unsupported APIs/features below) ### Unsupported Voice features in AU1 The following APIs and TwiML verbs or nouns *aren't yet supported* in AU1: * [``][connect-room] * [``][connect-virtualagent] * [``][start-siprec] * [``][dial-whatsapp] * [Voice Insights Call Annotation API resource][voice-annotation] * [SIP Trunk Phone Number API subresource][elastic-sip-phone] * [Bulk Exports API resource][bulk-exports-api] * [Call UserDefinedMessage API resource][userdefinedmessage] The following features *aren't yet supported* in AU1: * [BYOC Trunks][byoc-trunks] with static IP addresses * [Verified Caller IDs][verified-cid] * [Conversational Intelligence][conv-intel] * [WhatsApp Business Calling][whatsapp-business-calling] ### Voice SDK requirements Twilio Voice SDKs require the following minimum SDK versions to function in AU1: * iOS: 6.4.0 * Android: 6.1.0 * JavaScript: 2.1.0 [connect-room]: /docs/voice/twiml/connect/room [connect-virtualagent]: /docs/voice/twiml/connect/virtualagent [start-siprec]: /docs/voice/twiml/siprec [bulk-exports-api]: /docs/usage/bulkexport [byoc-trunks]: /docs/voice/bring-your-own-carrier-byoc [verified-cid]: https://support.twilio.com/hc/en-us/articles/223180048-Adding-a-Verified-Phone-Number-or-Caller-ID-with-Twilio [voice-annotation]: /docs/voice/voice-insights/api/call/call-annotation-resource [conv-intel]: /docs/conversational-intelligence [elastic-sip-phone]: /docs/sip-trunking/api/phonenumber-resource [userdefinedmessage]: /docs/voice/api/userdefinedmessage-resource [programmable-voice]: /docs/voice [elastic-sip-trunking]: /docs/sip-trunking [functions-and-assets]: /docs/global-infrastructure/regional-support-functions-assets [segment]: /docs/segment/guides/regional-segment [sendgrid]: https://www.twilio.com/en-us/blog/send-emails-in-eu [conversations]: /docs/global-infrastructure/conversations-api-with-twilio-regions [lookup-v2]: /docs/lookup/using-lookup-with-twilio-regions [verify-auth]: /docs/verify/using-verify-silent-network-auth-with-twilio-regions [whatsapp-business-calling]: /docs/voice/whatsapp-business-calling [dial-whatsapp]: /docs/voice/twiml/whatsapp