Frequency Band Comparison

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Frequency Band Microsoft Lumia 640 3G
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Apple Watch Edition Series 3 38mm TD-LTE NA A1860 (Apple Watch 3,1)
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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 Yes
UMTS B4 (1700/2100 MHz AWS 1) No Yes
UMTS B5 (850 MHz) Yes Yes
UMTS B6 (850 MHz Japan) No Yes
UMTS B8 (900 MHz GSM) Yes No
LTE B2 (1900 MHz PCS) No Yes
LTE B4 (1700/2100 MHz AWS 1) No Yes
LTE B5 (850 MHz) No Yes
LTE B12 (700 MHz ac) No Yes
LTE B13 (700 MHz c) No Yes
LTE B17 (700 MHz bc) No Yes
LTE B18 (800 MHz Lower) No Yes
LTE B19 (800 MHz Upper) No Yes
LTE B25 (1900 MHz +) No Yes
LTE B26 (850 MHz +) No Yes
LTE B41 (TD 2500 MHz) No Yes

Related Listings for Lumia 640 3G


Related Listings for Watch Edition Series 3 38mm TD-LTE NA A1860 (Apple Watch 3,1)