... circuit board Electronic, didgital biometric Module, ,optics fingerprint readers/sensor Fingerprint Module,fingerprint lock ... electronicElectronic, didgital, keypin, card swipe, biometric,optics fingerprint readers/sensorDeya series of stand-alone fingerprint ... 115200BPS ); anti-electromagnetic interference: to meet the International Electrotechnical Commission IEC61000-4-3 standard;Sincerely service ...