KoamTac KDC250 User manual

©2020 KOAMTAC, Inc.
QG_KDC250_20201014
KDC25
0
Quick Guide
116 Village Blvd, Suite 305, Princeton, NJ 08540 USA
T: + 1-609-256-4700 F: [phone]
[e-mail] www.koamtac.com

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p1
Contents
1. Product Introduction.........................................................................................................................................2
1.1 KDC250 Diagram .......................................................................................................................................2
1.2 How to Reset .............................................................................................................................................2
2. Bluetooth Pairing ..............................................................................................................................................3
3. Usage ................................................................................................................................................................4
3.1 Using Keyboard Wedge (HID Keyboard) ..................................................................................................4
3.2 Using KTSync – Android/iOS ....................................................................................................................4
3.3 Using KTSync Keyboard – Android ...........................................................................................................5
3.4 Using KTSync Keyboard – iOS ..................................................................................................................6
3.5 Using other Developed Applications with SDK – Android/iOS................................................................7
4. Product Specifications ......................................................................................................................................8

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p2
Product Introduction
The KDC250 Bluetooth barcode scanner is an ultra-lightweight and compact 1D laser data collector.
1.1 KDC250 Diagram
1.2 How to Reset
Refer to the figure in section 1.1 to locate the SCAN and DOWN buttons.
a) Press SCAN and DOWN buttons simultaneously for 3 seconds and release both buttons.
b) The KDC will restart.

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p3
Bluetooth Pairing
Connecting your KDC using Bluetooth is made easy with the below pairing barcodes. If you are unsure which
profile is right for you, please visit www.koamtac.com for more information.
1. Navigate to the Bluetooth setting on the host PC, Mac, Smartphone, or Tablet.
2. Ensure that Bluetooth is enabled on the host device and searching for devices.
3. Using the KDC, scan the pairing barcode that corresponds to your desired Bluetooth
profile. If you are unsure which Bluetooth profile is right for you, please refer to the
previous panel.
4. Check the list of available Bluetooth devices on your host device.
5. From the list, select KDC250 listed by serial number in brackets that matches the serial
number found on the back side of the KDC250.
6. In HID mode, KDC250 is now ready to use.
7. To complete connection in SPP/MFi mode, launch KTSync or your application and
select KDC250.
* The KDC250 will beep when successfully connected.
Android, Mac, Windows: HID Normal
SPP & MFi
iOS: HID iOS

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p4
Usage
3.1 Using Keyboard Wedge (HID Keyboard)
This option is only available using Bluetooth connection with HID profile.
Once the KDC is paired with the host, open any application with a text field and tap on the text field. Scan any
barcode and it will populate in the text field.
3.2 Using KTSync – Android/iOS
You can use KTSync to utilize your KDC alone or with a native application. This is only available using
Bluetooth connection with SPP or MFi.
a) Download and install KTSync from the Google Play Store or the Apple App Store.
b) Open KTSync and tap on the “Connect” option on the bottom left to view a list of available devices.
(Fig. 1)
c) From the device list, select your KDC – ensuring that the serial number displayed in brackets matches
the serial number on the back of your KDC. (Fig. 2)
d) Upon successful connection, KTSync will display “Connected” next to the name of your KDC at the top
of the application. (Fig. 3)
e) To test your connection, scan any barcode. If the connection is successful, the barcode data will display
on the screen. (Fig. 3)
< Fig. 1 > < Fig. 2 > < Fig. 3 >

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p5
3.3 Using KTSync Keyboard – Android
Once the KDC250 is connected to KTSync, you can use the KDC250 as a keyboard.
a) While KTSync is running in the background, navigate to Settings > Language & Input > Virtual
Keyboard > Manage keyboards
b) Tap on “KTSync Keyboard” to enable it.
c) Change “KTSync Keyboard” to the default keyboard. (Fig. 4)
To switch back to the previous keyboard, simply change the default keyboard again. Or, when a text field is
selected swipe down from the top of the screen to bring up the notification panel. Select ‘choose input
method’ and you can select the default keyboard from here. (Fig. 5)
< Fig. 4 > < Fig. 5 >

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p6
3.4 Using KTSync Keyboard – iOS
Once the KDC250 is connected to KTSync, you can use the KDC250 as a keyboard.
a) Navigate to the iPhone/iPad/iPod Settings > General > Keyboard > Keyboards > Add New Keyboard...
> Select the KTSync keyboard to be added. (Fig. 6)
b) Select the KTSync Keyboard and toggle the switch to Allow Full Access. (Fig. 7)
< Fig. 6 > < Fig. 7 >
c) Open the application you want to scan into and tap on the screen, so the on-screen keyboard appears.
d) Press and hold the globe icon located to the left of the spacebar.
e) Select the KTSync Keyboard and begin scanning. (Fig. 8)
< Fig. 8 >
Note: The KDC must be connected to KTSync & the KTSync keyboard must be selected for this to work.

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p7
3.5 Using other Developed Applications with SDK – Android/iOS
A Software Development Kit (SDK) for Android
and iOS is available to all KOAMTAC
customers to ensure smooth development of
applications that work seamlessly with a KDC
scanner. It’s easy to request the SDK from the
KOAMTAC website:
a) On any web browser, open
www.koamtac.com
b) Navigate to SUPPORT > Downloads > SDK
c) Complete the form and submit it.
After submission, a KOAMTAC representative
will reach out regarding next steps for
completing the SDK Agreement.
The SDK package will have libraries, documents,
a sample application, and its source code.

KDC250
Quick Guide
See Reference Manual for more detailed information.
Visit store.koamtac.com to purchase additional products and accessories.
QG_KDC250_20201014 p8
Product Specifications
Physical
Design
Ultra-Compact Bluetooth Barcode Scanner
Size 1.45” x 3.26” x 0.82”
(37 mm x 83 mm x 21 mm)
Weight
2.01 oz (57 g)
Functionality
Supporting OS
Android / iOS / Mac OS X / Windows
Keys
Scan Key, Up Key, Down Key
Buzzer
Yes
LED Indicator
1 Tri-color LED (Red / Amber / Green)
USB Port
1 Ultra-mini USB Port
Memory
RAM
SDRAM 64KB
ROM Internal Flash ROM 256KB
External Flash ROM 8MB
Barcode Storage 409,600 Barcodes (EAN-13)
Power
Battery (Standard)
650 mAh Lithium-ion
Charging Solution
Ultra-mini USB Connector
Charging Time 4 Hours
Communication
Bluetooth
V2.1+EDR, Class2, HID/SPP/MFi
USB USB to Serial (Ultra-mini USB Connector)
Barcode Reader
1D Laser
Yes
# of scans per charge
(1 sec interval)
>31,000
# of scans per charge
(10 sec interval)
>11,500
Scan Range
(10mil Code39)
Laser: 1.97” to 7.48” (50 to 190 mm)
Screen Reading No
Postal Codes / OCR
Passport
No
Environment
Drop Spec
4 ft (1.22 m)
IP Rating
IP42
Operating Temp. 32˚F to 113˚F (0˚C to 45˚C)
Storage Temp.
-4 ˚F to 113 ˚F (-20 ˚C to 45 ˚C)
Humidity Spec
5% ~ 85% (non-condensing)
Regulatory
Conformance
Laser Safety IEC60825/CDRH Class II
LED Safety
N/A
Regulatory
R&TTE, FCC, KC, TELEC, VCCI, RoHS Compliant
Accessories Charging Cradle Yes
Protective Boot
Yes