Sony Ericsson W810i: Quad Band Technology

By: Adam Caitlin

The Sony Ericsson W810i Walkmanâ„? is an amazing, appealing mobile phone. Its USP lies in the letter W i.e Walkman attached to it. It is synonymous with the gamut of musical extravaganza it gives.
The slim and trim looking Sony Ericsson comes in a very stylish satin black coloured casing. It boasts of 2 Megapixel Camera with 4 x Zoom, VideoDJâ„?, Media Player, FM Radio RDS and 20mb Memory plus PRO Duoâ„? Memory.
Besides all these above mentioned cutting-edge features, the Sony Ericsson W810i is compatible with Quad Band Technology (GSM 850, 900, 1800 & 1900). What this technology is all about? What significance it carries with the numerical - 850, 900, 1800 & 1900?It has been commonly seen and it is a fact that average users do not pay attention to this technology, whether the phone they are possessing is compatible with this technology or not.

It has been found they are much concerned about other technical aspects like camera, music system, memory etc..
No doubt all these specifications are important but other related aspects like technology and connectivity aspect cannot be sidelined at one stroke.
What is Quad Band Technology?
Quad band also known as quad-band or quadband, which is most commonly used to describe a mobile phone, literally means it supports four frequency bands.
In other words, a mobile phone tagged with quad-band technology means that it can operate in the following GSM frequency bands:
850 MHz (U.S.)
900 MHz (Europe)
1800 MHz (Europe)
1900 MHz (U.S.)
That is all about technological nitty-gritty. Now the million dollar question - what it benefits to the consumers and users of this phone, here in our case Sony Ericsson W810i?
Having more than one frequency in W810i, it enables roaming between different countries that peg the allowed transmission frequency at different values or to allow a better coverage in the same country.

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