can you flash a
Analog TV Quad Band Dual SIM Touch Screen Cell Phone to cricket
In telecommunications, the terms multi-band, dual-band, tri-band, quad-band and penta-band refer to a device (especially a mobile phone)
Europe and Asia use dual-band through quad-band phones that are at the minimum able to operate in the GSM 900 and/or 1800 frequency bands. In North America (at least those that are carrier-based) are predominantly only dual-band phones, are in GSM or CDMA bands, and are SIM-locked.
1214
Quad band GSM usually refers to the 4 main GSM frequency sets used throughout the world. In other words a quad band phone can pick up a signal on any continent as long as it is unlocked to accept those signals. Dual band 3G support refers to 2 antennas designed to pick different ends of the 3G spectrum so if one fails the other can take over resulting in better call quality.
samsung s5603 is not a dual sim phone. It has quad band with 2g and also has 3g.
quad core has 4 cores a dual core has 2 cores
Dual core 2 is the 2nd version of the dual core processor and quad core is obviously 4 cores in a processor.
To take a screen shot in an unlocked dual Sim phone with quad band 4.0 inch touch screen, you hold down the power button, and the volume button at the same time. This will take a screen shot.
i3 is a dual core. The i7 model is a quad core processor.
Basically, the difference lie on the frequency being used or supported. For GSM dual band phones, the frequencies that is can support are 900/1800 MHz or 850/1900 MHz; for tri-band phones, the frequencies are 850/1900/2100 or 850/1700/2100 or 900/1900/2100 MHz or 900/AWS/2100; and for quad-band phones, the frequencies are 850 / 900 / 1800 / 1900
A dual core processor has two processing cores, whereas a quad core has four.
Tri-band