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Pro High capacity battery
The battery is large at 15800mAh with 60 hours call time, 180 days standby time and 45 hours music playback.
Pro Has three slots for sim cards
This is an outdoor survival phone and supports 2G frequency and 850/900/1800/1900Mhz bands.
Pro Can be used to charge other USB devices
The phone doubles as a power bank and can charge up to 3 USB devices simultaneously.
Con No 3G / 4G
This outdoor phone cannot operate in 3G/4G frequencies, so it's not suitable for mobile internet use.