You can purchase Telephony and SIP connectors for Bitrix24 On-Premise on this page.
To use Bitrix24 Telephony, your Bitrix24 On-Premise license must have an active subscription.
After your initial license period ends, renew the subscription to keep using the product, receive updates, and access technical support. The annual subscription fee is 50% of the cost of your Bitrix24 On-Premise edition.
Switching Bitrix24 On-Premise license to a subscription model.
