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QK30 / QK30-IC Stationary Scanner

Stationary Scanner QK30

Specifically designed to read 1D and 2D codes displayed on both mobile devices and printed paper, the QK30 / QK30-IC are the only scanners in their class to offer programmable multicolored LEDs and play audio files. Ideal for event and entertainment applications including the use of e-tickets, e-coupons, and e-membership cards. It’s also highly effective for healthcare, pharma, and retail applications.

Key Benefits

Swift and Sure

Performs high-speed scans of codes displayed on LCD screens as well as codes printed on paper. Wide scan area works on large-screen smartphones.

Face Recognition SQRC

Added Security with Facial Recognition

The QK30/QK30-IC are ideal for adding security to your application with DENSO’s facial recognition technology (SQRC).

Large Scanning Area

Wide scan area (50mm x 70mm) is 30 percent larger than the previous model for improved performance with large-screen smartphones.

Fits Practically Anywhere

Stylish and compact, the low-profile design offers versatility for embedding into kiosks or on countertops for convenient access by users.

Multi-Faceted Applications

Offers an ideal solution for points of sale and points of access. Perfect for mobile coupons, membership cards, tickets and entrance-authorizations.

Secure Contactless Scanning (QK30-IC only)

Supports various IC Card technologies (e.g. FeliCa®, MIFARE®, ISO / IEC14443 Type A/B) and NFC passive mode.



Model NumberQK30-UQK31-UQK31-RQK30-IC(N)


Readable 2D CodesQR code, micro QR code, SQRC, iQRcode, PDF417, microPDF417, DataMatrix, Aztec, GS1 DataBar Composite (EAN.UCC Composite), MaxiCode
Readable 1D BarcodesEAN-13/-8(JAN-13/-8), UPC-A/-E, UPC/EAN (with add-on), Interleaved 2 of 5 (ITF), Standard 2 of 5 (STF), CODABAR (NW-7), CODE39, CODE93, CODE128, GS1-128 (EAN-128), GS1 DataBar (RSS)
Minimum Resolution 2D Codes0.25mm
Minimum Resolution 1D Barcodes0.18mm
Scanning Area70mm x 50mm
Focusing Point (1)7mm
Scanning ConfirmationLED Light (blue, green and red) and SoundLED Light (blue, green and red) and Sound
Compatible IC CardsFeliCa (Standard/Lite/Plug (NFC Dynamic Tag)), MIFARE (Classic/Ultralight/Ultralight C/DESFire/DESFire EV1), ISO/IEC14443 Type A/B

Communication Interface

MethodUSB 1.1-compliant (COM, HID)(2)RS-232CUSB 1.1-compliant (COM, HID)(2)
ConnectorUSB A-type with an integrated cableUSB B-type with a detachable cableMini-DIN with a detachable cableUSB A-type with an integrated cable
Cable Length1.5m1.4m (sold separately)1.5m (sold separately)2m


Power Supply (3)Supply from host device

Operating Environment

Operating Temperature-5° to 50°C
Humidity10 to 90% RH (non-condensing, non-freezing)

Physical Characteristics

WeightApprox. 250g (including cable)Approx. 170g (excluding cable)Approx. 300g (including cable)

(1) Height from dust-proof plate
(2) Two systems are supported: USB keyboard interface and USB-COM interface. When using in USB-COM interface mode, please download the free USB driver from the DENSO WAVE website.
(3) Please check the connection beforehand because this type of connection may not be possible depending on the model of the PC or USB hub.

**All specifications subject to change without notice.

Optional Accessories – Sold Separately


Part #
CableStraight 1.4m USB cable. Type A Male - Type B MaleCB00US14004A4B1
CableRS-232C cable for QK31-R (1.5 m). Power from host PIN 9.CBK3-RS1500/9

Other Accessories

Silicon Cover - BlackSCQK30-2
Silicon Cover - BlueSCQK30-1
Silicon Cover - ClearSCQK30-3

Related Software


Part #
Active USB-COM Port DriverUSB-COM port driverFree download
QR-kbifKeyboard interface software converts scanner input into keyboard dataFree download
Scanner Setting 2DSetting software for 2D scanner seriesFree download

All software can be downloaded from DENSO Wave’s QBdirect. Free software and drivers can be used immediately. Other software packages are available as trials. Please contact DENSO ADC to purchase a full license.



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