TTB 102 Bluetoothmodule was designed mainly for Bluetooth mouse and USB dongle.
TTB102藍(lán)牙模塊主要用于藍(lán)牙鼠標(biāo)和藍(lán)牙USB適配器.
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USB Key hardware locking is similar to using a hardware'dongle'to protect your program.
USB密匙硬件鎖類似使用硬件(軟件狗)來保護(hù)你的程序.
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