What's the difference between Zoho Phonebridge and the main Zoho integration?

What's the difference between Zoho Phonebridge and the main Zoho integration? Basically, Phonebridge is Toky inside Zoho interface.

Toky Phonebridge is an additional integration with Zoho that works inside the CRM and it's completely independent to our main Zoho Integration.

Toky Phonebridge can be to call leads and contacts, with a single click and without leaving Zoho CRM