Frequency Band Comparison

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Frequency Band Microsoft Lumia 640 3G
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Tecno Mobile Boom J8 LTE
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GSM 850 MHz Yes No
GSM 900 MHz (E-GSM) Yes Yes
GSM 1800 MHz (DCS) Yes Yes
GSM 1900 MHz (PCS) Yes No
UMTS B1 (2100 MHz) Yes Yes
UMTS B2 (1900 MHz PCS) Yes No
UMTS B5 (850 MHz) Yes No
UMTS B8 (900 MHz GSM) Yes Yes
LTE B3 (1800 MHz +) No Yes
LTE B7 (2600 MHz) No Yes
LTE B20 (800 MHz DD) No Yes

Related Listings for Lumia 640 3G


Related Listings for Boom J8 LTE