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Any GSM phone becomes immediately programmed after plugging in the SIM card, thus allowing GSM phones to be easily rented or borrowed.
SIM cards can be programmed to display custom menus for personalized M provides a short messaging service (SMS) that enables text messages up to 160 characters in length to be sent to and from a GSM phone.
USB supports hot-swap (ability to add a new device without having to reboot the computer).
Wi-Fi: Wi-Fi - Wireless Local Area Network (wlan) - used radio waves (RF) or infrared signals to send and receive data over the air.A world standard for digital cellular communications using narrowband tdma (Time Division Multiple Access which allows up to eight calls at a time on 800 MHz tagli capelli carre corti and 1800 MHz frequencies.USB supports data speed of 12 megabits per second.Most popular wlan solutions today is Wi-Fi (802.11b and 802.11g) standards.There are five major types: LCD, TFT, TFD, STN and oled.GSM: GSM 850, gSM 900, gSM 1800, gSM 1900 3G: samsung i9100 galaxy s ii цена wcdma.X, we have placed cookies on your device to make your experience better.Find more info here.The major mobile phone data types are gprs, cdma2000 1xRTT, edge, cdma2000 1xEV-DO, umts, etc.801.11b provides data speeds of around 11mbps while 802.11g can go up to 54 mbps.GSM phones use a Subscriber Identity Module (SIM) smart card that contains user account information.Is the standard most commonly used in Europe and Asia, but not in the United States.850, 900, 1800, 1900 MHz umts: umts - Universal Mobile Telecommunications Service, also called wcdma, is a 3G (Third Generation) packet-based transmission of text, digitized voice, video, and multimedia at data rates up to 2 Mbps.(certificazioni fimi/GFK Retail and Technology Italia).