How to define “locked?”China Electronics Wholesale Most network service provider allies with phone manufacturer, forces to use the only SIM cards from a particular carrier. By offering “locked” phones for free, the wireless carriers can keep the cell phone users “loyal” to their service. Since the Made-in-China cell phones do not sign any contract with any carrier, they are not locked. For instance, a Made-in-China 1800Hz/900Hz Dual Band GSM cell phone can use the services of any carrier that supports GSM 1800Hz or GSM 900Hz network.China Wholesale Electronics
B.They are not compatible with iTunes
iTunes is a sync software owned by Apple Inc. only original Apple iPhone, iPod are capable to use iTunes, no China cell phone and mp3 player, mp4 players can use iTunes Cheap Cell Phones
C.Mostly do not support 3G networ
Almost all China cell phones do not support 3G network.
D.How to check if the cell phone works in your area? Car DVD players
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E: They do not support Apple OS, Nokia OS, or BlackBerry OS Security Alarm,
Most of the China phones use MTK chipset, which is a closed OS, you cannot enjoy the services of the online stores of Apple, Nokia, or BlackBerry. The MTK6625 system is widely adopted for China cell phones because it is comparatively low-cost but is compatible with many advanced functions.
F. Having a bundle of functions, they are wallet-friendly MP3 players
China cell phones can be both low priced and multi-functional—that’s why they are popular among many cell phone users. By spending much less, cell phone users can enjoy multiple functions such as dual SIM card, TV, FM, flashlight, and a lot of other functions of smartphones. Some functions like dual SIM cards, dual standby can hardly be found with big brands. (Dual SIM dual standby MP4 players function enables the user to have two SIM cards working simultaneously on one cell phone). With TV function, users can receive TV programs for free in countries that have analog signals
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