Documentation For Portkeys

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User Manual
User manuals of portkeys products, for beginners, please read the user manual in detail.
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Upgrade Firmware
User manuals of portkeys products, contains historical versions, please pay attention to the firmware code.
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Hot Models Of Firmware Upgrade

BM5 iii
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BM5 ii
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BM5 i
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LH5P
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LH5H
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LH5T
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P6
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BM7
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