Many people own a television, computer, and a smart phone.
Many of the target market will already have a smart phone anyway.
In developed countries that's easy, thanks to the smart phone.
Do you carry more than one smart phone at a time?
Many people these days have a smart phone and that percentage continues to rise.
Through the use of the internet information about any wedding has become available to anyone with a smart phone or a computer.
You can now listen live from your smart phone or computer.
And this is now available for many of the different smart phones.
You don't need a $600 smart phone to offer multiple bands.
Or if you've got a smart phone then it might be backed up.