ERK871/881 ID / Mifare Keyboard Card Reader Compare Feature Wiegand 26 or RS232 data output formatSuitable for use in indoor/outdoor environments3 LED indicator lightsThe unit's dimensions fit most switch boxes125 KHz proximity card technology45 cm-long cable provided makes installation even easierEquipped with a smart keyboardCertificates: CE, FCC, UL (ERK871 only) Overview Specification Download Specification Frequency125KHz/13.56MHzCard FormatID card / Mifare, Felica cardRead/Write Time200msOutput FormatWiegand 26 or RS232 formatsAudioBuilt-in buzzer, 2kHzOLED DisplayN/ALight Indication3 LEDs, Red: Power supply,Green: Card being read,Yellow: External control linePower VoltageERK871 : DC 6.5V ~ 15VERK881 : DC 10.2V ~ 13.8VPower Current150mAWorking Temperature-10°C ~ 50°C / 14°F ~ 122°FInterface9-pin cableKeyboard3 x 4Ordering Infomation2RK871BAAB0101RKeypadReader2RK881BAAB0202RERK881 Mifare 键盘 读卡器 Type File Upload date Version File size Datasheet ERK871-datasheet 2016-11-15 1.98 Mb Firmware ERR_K_M881_V1.1 2016-08-11 V1.1 7.44 Kb Firmware ERR_K_M671-871_V1.0 2016-08-11 V1.0 2.82 Kb Manual ERR881_ERK881_ERM881 Reader Manual-EN 2016-08-04 1.04 Mb Original Picture ERK871_881-side 2016-07-28 491.99 Kb Reset Compare Start Compare Product Compare TOP