How to make cheaper calls from a PC to the mountains and mobile numbers throughout Russia?

Question

CRM

The task is as follows: to provide a call center with communication, employees are scattered across regions, they will call from a PC throughout Russia. Person 3-4. You need to connect them to the Bitrix CRM (clicked on the CRM number, the call went), record their calls. 99% outgoing, well, and make 1 multi-channel number 8 495 ...
(I assumed that there is just a virtual operator that you pay like for an Internet subscription fee and call. But in reality it turned out that there are many options for building a system (attach one SIM card / several / do not use at all.) Explain how to do it cheaply? (the operator does not matter)

Answer 1

Take a firtual PBX from any operator that will give you Bitrix integration out of the box. Everyone has a record of conversations. Your employees will use a softphone on a PC with a headset. Thus, you are not tied to the location in any way.

Answer 2

well, have you tried to look at the possibilities of Bitrix?
https://www.bitrix24.ru/features/call.php