You will not need a 2nd SIM card or a 2nd phone.

You are able to set up your 2nd line directly in your Tesix MyAccount Login.

Steps to creating your 2nd Number:

  1. Log into your Tesix MyAccount
  2. Select the"Business Tools" Tab
  3. Follow Instructions on screen

Your 2nd number will connect directly to your main Tesix line immediately after creating it. 

No 2nd phone, app or SIM card will be needed.