Frequency Band Comparison

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Frequency Band Microsoft Lumia 640 3G
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HTC Tianxi T9188 (HTC HuaShan)
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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 Yes
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
UMTS B34 (TD 2000 MHz) No Yes
UMTS B39 (TD 1900 MHz +) No Yes

Related Listings for Lumia 640 3G


Related Listings for Tianxi T9188 (HTC HuaShan)