An Unlocked Cell Phone is a cell phone that can be used with various GSM-compatible carriers worldwide (a GSM phone requires a SIM card). That means an unlocked cellphone can be used within United States with T-Mobile, Cingular/AT&T, etc., provided the phone supports the frequencies of the service provider. Unlocked cell phones can also be used with many other GSM service providers/carriers around the world.
Many manufacturers offer unlocked GSM cell phones, including:
Nokia,
Motorola,
Sony Ericsson,
Samsung,
LG,
Alcatel. |
