Motorola C139
Motorola C139 is a cellular phone designed and manufactured for Motorola by an Original design manufacturer.[citation needed] It addresses people with basic needs,[1] and has limited features.[2] This phone has been offered on AT&T's GoPhone service, TracFone, Cellular One, and Net10. It is primarily focused for prepaid plans,[3] and was claimed by a PC Magazine review to be the cheapest unlocked GSM handset.[4] The Motorola C139 is supported by OsmocomBB. Design flawsThis phone is designed so that the LCD screen is only readable with the backlight on.[5][6] References
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