How Do I Choose the Best Dual SIM Mobile Phones?

Dual-card dual-standby single-pass means that two mobile phone cards constantly switch between the two networks of the two cards through the mobile phone's underlying software and control chip. The switching time is very fast, ensuring that the two cards are connected to the network at standby.

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One phone connects simultaneously from two

From the perspective of technology implementation, there are several dual-card solutions on the market. One is to use two sets of chipsets, that is, two sets of baseband chip, radio frequency chip and memory system are installed in the mobile phone, which is equivalent to two complete mobile phone motherboards put together in the same mobile phone casing. This implementation can support two SIM cards to work at the same time, and does not need to switch on and off again when switching, but the problem is that its cost is almost double that of ordinary mobile phones, and the power consumption is often twice that of normal mobile phones. Currently, A lot of bulky on the market

If it is dual card dual standby

First, buy a mobile phone according to your needs. The more features a mobile phone has, the better.

The second new phone should observe the main problems in time, because when the new phone is purchased, all the settings are not activated. Especially for dual-card dual-standby mobile phones, be sure to check whether dual-card dual-SIM cards can be used.

Third, the dual-card dual-standby mobile phone needs more maintenance after buying, because the more functions, the more prone to problems. The problems include the function of the machine itself, but also due to improper human operation.

The fourth ordinary mobile phone can also use a dual cartoon device to load two SIM cards into the dual-SIM single-standby mobile phone, without the need to purchase an expensive dual-card mobile phone.