Experience buying iPhone 4 and 4S

Currently, the iPhong 4 and 4S markets are already in stock, so it is difficult for many people to buy a good iPhone.

iPhone 4 and 4S now have many construction and counterfeit goods on the market. (Photo: Huy Duc).

For the purchase of old machines, users should first check the outside to see if they are scratched or distorted due to crash or impact. However, according to Mr. Minh Hoang, a phone repair technician, now the replacement parts such as the outer case or chassis have been sold a lot, so the old machine is replaced with the frame, replacing the cover to look like a new one. strange.

After checking the external status, start checking the important functions of the machine like a monitor to see if a dead or induced paralysis is present. Home key is one of the most damaged parts of iPhone so users have to check carefully.

After that, check next to Wi-Fi and 3G connections for connection. You should ask to reset the device to the original state for inspection, because some errors can be temporarily corrected by the application running on the machine. Besides, you must also watch the camera, call and text to see if these features work well.

The iPhone accessories will include a charger, a connecting cable and a headset, so the buyer should note that the accessory is the earphones that can be purchased when purchased because the headset is the most vulnerable accessory.

The box of lock, or goods, unlocked by code from the US and Korea is usually lower than that of the international version from Hong Kong and Singapote.(Photo: Huy Duc).

For new machines, users should check whether the box and the device are identical to IMEI and should check which machine they are in the country version because the price difference between versions is quite different.

For models with the last symbol ZA, ZP, this machine is from Singapore and Hong Kong market, versions with LL or KH symbols are from the US and Korean markets. Machines from the US or South Korea cost about one million dong less than those of Singapore or Hong Kong, because they are boxed and " active" at the place of purchase to " unlock" and are often boxed in Vietnam. , seal again for sale as new machine.

Some places have refurbished old boxed machines and sold them like new ones, but these machines often come with heterogeneous accessories. Buyers should check the accessories attached by each market will have different boxes and chargers, if the accessories do not follow the correct version, then this is definitely a builder.

On the left is the charger version for the US market and on the right is Singapore.
(Photo: Huy Duc) .

For both old and new machines if not purchased at the store, the buyer should bring a computer with iTunes pre-installed to connect to the iPhone because currently there are many fake goods on the market with the same appearance and interface as iPhone but not connected to iTunes.

The most important test is that the buyer should use the computer to visit Apple's website and check the warranty status of the machine for both old and new machines. In addition, users can check the color of the machine to avoid other shell changes. With the new device activated, the warranty end date will be one year after the activation date.

Enter the Serial number of the machine to check the machine and warranty period.

With the new machine, the warranty period will be 1 year after being activated.

Finally, to buy an iPhone like that, buyers should go to reputable big stores or bring an experienced person to the iPhone with them when buying a device.