USB TTL cable with RJ12 connector usually as PROGRAMMING purpose.
Full support Windows OS, Android, Mac, Linux newest version.
The cable is designed for communicated with scale, Digital Camera, Switched Mobile, PDA, ISDN Terminal come with this USB port over1Mbps rate transmission
USB TTL cable with RJ12 connector embedded serial FTDI Chip
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http://www.sinetechcable.com/