What Is Quad Band
What Does Quad Band Mean? Quad band is a device feature that supports four different frequency bands used in communication: 850 MHz, 900 MHz, 1,800 MHz and 1,900 MHz.In the context of mobile phones, a quad band feature gives the user wider roaming capabilities. A quad band phone running on the global system for mobile communications (GSM) network will be able to roam anywhere in the world where GSM service is available....