Online privacy is a hot topic these days, mostly because it's a growing concern for many users, organizations, and enterprises. Learn more.
Bluetooth is a short-range wireless communications technology standard that utilizes 2.4 to 2.485 GHz UHF radio wavelengths.Hire Embedded Engineer/RF Engineers
A voice chat application between two or a small group of smartphones that are nearby. The mobiles can use wired or Bluetooth earbuds. The app will allow voice chat through connections made over Bluetooth (alternatively could also communicate via Wi-Fi Direct or iOS multiPeer). No need for any router nor internet connection.
1. I would have a DB(*) in a PC running bluetooth (*) This DBase is 2 columns wide, just product's code and price, for progamming purposes it could be a file without the structure of a database, you as programmer decide 2. Using the cellphone bluetooth the app would send a request / query to retrieve information from the PC which would be in a close distance and reach of bluetooth range fr...