A growing number of smartphones these days come with direct Bluetooth-enabled voice calling, aka offline communication. It refers to a technology where a phone can establish a voice call without a mobile network, satellite, or WiFi internet connection. Xiaomi, Honor, OPPO, etc. have launched such phones with different names. Such a feature aka Bluetooth peer […]The post Offline Bluetooth Calling between smartphones: Activation, pros, Cons appeared first on NepaliTelecom.