4 ms·Is that only a service that Bandwidth.com offers or would it work on a regular cell network?by snazz 3y agoIs that only a service that Bandwidth.com offers or would it work on a regular cell network?zja 3y agoI think it depends on the carrier you use, but a lot of other carriers support it.mlyle 3y agoI'm guessing pretty much all are carriers that are using Bandwidth.com for 911 service.