ZKTeco, Card Reader, models:

BR1200 Series	Installation Manual User Manual
Bio30R	User Manual
KR500	User Manual
QR50	User Manual
QR600 Series	Quick Start Manual
UHF10 Pro	User Manual
UHF10F Pro Reader	User Manual
UHF5 Pro	User Manual
UR20RWF	Fast Manual
inBIO260	User Manual Installation And Connection Manual