what is dual sim

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... 1 & 2 3G bands : HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 4G bands : LTE band 1(2100), 3(1800), 4(1700/2100), 7(2600), 20(800), 38(2600), ...

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... Standby Wireless Cellphones COLOR: purple, black OS: Android 2.3 CPU: MediaTek MTK6516, 256MB ROM+256MB RAM Network: Quad band GSM 85...

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High TG FR4 Layer PCB Openwrt Wlan 3g Sim Card Wireless Router About us: Was founded in year of 2010 .With being OEM manufacturer specializi...

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