QDE-930-4 is refined design of proximity reader supporting contactless and 1 SAM. It supports RS485 for Host communication. ISO 14443, ISO 18092, Mifare, DESFire (read only), FeliCa, NFC forum tag type 1~4, NFC P2P is supported.

QDE-930-2 is applicable to various systems as Access control system, Time attendance system, Parking management or e-Payment system.

sector software driver supportive O/S
Default (Wiegand34 & RS232) auto polling n/a  
Wiegand 26/32/64/66bit   n/a  

Specifications can be ordered free here, just as SDK (test-software).

request specification

Connection plan



RFID wall mount reader,
RFID door mount reader

RFID-wall mount reader,QDE-930-4


- ISO7816 SAM Slot x 1ea for secure communication
- RS485 interface

- Easy to install on Mullion or wall
- SDK, FDK (Firmeware Development Kit) available



CPU Cortes-M3(ARMv7), 48MHz, 32bit RISC
Host Communication RS 485 vorhanden
32/34/64766 Wiegand format vorhanden
Host Protocol Proprietary (RS485) vorhanden
ISO14443 type A/B vorhanden
ISO18092 (NFC) vorhanden
Mifare® vorhanden
FeliCa™ vorhanden
Input Power DC 7.5 ~ 24V
SAM Interface default 1 SAM slot
(SIM type, ISO7816, T=0, T=1)
Program Memory 64 KBytes Flash
Data Memory 20 KBytes SRAM
Card Speed 106 / 212 / 424 / 848 Kbps vorhanden
Antenna internal vorhanden
Display Status LED ( Blue, Red)
Buzzer Magnetic Buzzer
Temper Function Case open detect /alarm function included
Dimension (mm) 78 (W) x 122 (H) x 25 (D)
Operating Temperature -20 ~ 70 °C
Certifications RoHS compliant
Reading Distance 1 ~ 4 cm