Frequency Band Comparison

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Frequency Band Microsoft Lumia 640 3G
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Motorola Defy XT XT556 / XT557
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GSM 850 MHz Yes No
GSM 900 MHz (E-GSM) Yes No
GSM 1800 MHz (DCS) Yes No
GSM 1900 MHz (PCS) Yes No
UMTS B1 (2100 MHz) Yes No
UMTS B2 (1900 MHz PCS) Yes No
UMTS B5 (850 MHz) Yes No
UMTS B8 (900 MHz GSM) Yes No
CDMA BC0 (800 MHz) No Yes
CDMA BC1 (1900 MHz PCS) No Yes

Related Listings for Lumia 640 3G


Related Listings for Defy XT XT556 / XT557