Shadow Billing Feature Available Forums › Forums › Voip Business › Shadow Billing Feature Available This topic has 0 replies, 1 voice, and was last updated 7 years, 1 month ago by Maria. Viewing 0 reply threads Author Posts March 8, 2017 at 11:00 am #11458 Reply MariaGuest RETAIl SWITCH Retail Switch available with Calling Card, Call Back & Shadow Billing Feature !! Starting at $300 FREE DEMO 24/7/365 TECH SUPPORT Email: maria@c4switch.com Skype: Mahek.crystallite Whatsapp: +447466121683 Author Posts Viewing 0 reply threads Reply To: Shadow Billing Feature Available Your information: Name (required): Mail (will not be published) (required): Website: Cancel Submit Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)