The KeyMander App for Android requires connection of a smartphone or tablet to the KeyMander's PC Port, using the KeyMander programming cable (mini-USB to micro-USB cable) supplied with recent KeyMander units. For previous KeyMander units that did not come with this cable, a Mini-USB to Micro-USB OTG cable such as this can be used: https://amzn.to/2jAzFca.
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