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SM-T400i series

Apple MFi certified, Splash Resistant and Dust Protected Features, Android and iOS Printer

  • Receipt
  • Delivery Receipt
  • Payment Processing
  • Digital Receipt
  • MFi Certified
  • WebPRNT Browser
  • SDK for Android
  • SDK for iOS
  • Paper Width 112mm
  • IP54 Dust/Splash Proof
  • Bluetooth
SM-T400i series


Apple MFi Certified

Certified by Apple Inc. for all iOS devices including: iPad, iPhone, iPod

OS supports iOS, Android

Easy Setup Facility - Switch from iOS support to other OSs. Simple front panel controls allow configuration of the printer and selection of either MFi mode or SPP for all other Operating Systems.

Dust Protected and Splash Resistant Features

Certified by the IP54 international standard

Blue Light LCD Display

Easy to determine battery life and error type

Dual Interface

Bluetooth 3.0 + Serial(RS-232C)

Long Battery Life

Operation time is a maximum 35 hours (5 minute printing intervals and energy saving mode) with one full-charge (Firmware Ver. 4.0 or more)

Standard support of Magnetic Stripe Reading Functionality

Able to read magnetic stripes in accordance with ISO or JIS standards, making it possible to create convenient solutions for PDAs or smart phones that don't support reading magnetic stripes


Security mode 3 (max 16-digit PIN) supported

All-in-one Package

Ships with Battery Charger, Belt Clip, Battery pack, Serial Cable and Sample Paper Roll

Compatible with Various OS Environments

StarIO facilitates developers in easily designing mobile applications without complicated communication control on diverse operating systems like Windows Mobile, Windows CE, iOS (iPhone, iPad, iPod) and Android

App Store  Google play
WebPRNT Support
  • Enables printing from Web-based applications
    (by using WebPRNT Browser)
  • StarWebPRNT Browser
Digital receipt service

AllReceipts, the free digital receipt service, supported.


“Made for iPod,” “Made for iPhone,” and “Made for iPad” mean that an electronic accessory has been designed to connect specifically to iPod, iPhone, or iPad, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Please note that the use of this accessory with iPod, iPhone, or iPad may affect wireless performance.
Apple, the Apple logo, iPad, iPhone, iPod, iPod touch, iTunes, Retina, Mac, Mac OS and OS X are trademarks of Apple Inc., registered in the U.S. and other countries.
iPad Air and iPad mini are trademarks of Apple Inc.
App Store is a service mark of Apple Inc.
The trademark “iPhone” is used with a license from Aiphone K.K.
IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
Google Play is a trademark of Google Inc.
The Bluetooth® word mark and logos are owned by the Bluetooth SIG, Inc. and any use of such marks by Star Micronics Co., Ltd. is under license.

Accessories Included with the Printer

Ready fpr Use Out of Box

Ready fpr Use Out of Box

  1. 1_Battery Charger
  2. 2_Battery Pack
  3. 3_Serial Cable
  4. 4_Belt Clip
  5. 5_Sample Paper Roll


Shoulder Strap

Shoulder Strap

4P Battery Charger

4P Battery Charger

Car Charger

Car Charger

Battery Holder for Charging

Battery Holder for Charging

Battery Charger

Battery Charger



[Without MSR]    


Model SM-T400I-DB (without MSR)
SM-T404I-DB (with MSR)
Printer Case Color Gray
Printer Method Direct Thermal Line Printing
Character Specifications: Character Matrix 12 x 24 dots, 9 x 24 dots, 9 x 17 dots
No. of Columns Up to 69 columns
Character Sizes 1.5 x 3.0 mm(WxH) (12 x 24 Font)
Print Resolution 8 dot/mm (203 dpi)
Emulation ESC/POS™, StarPRNT
Interface versions RS232C & Bluetooth (Ver. 3.0)
Print Speed Up to 110 mm/second
Paper Specifications: Media Thermal Paper
Width 112 mm (4 inch)
Roll Diameter 50 mm
Thickness 0.060 - 0.070 mm
Overall Dimensions (W x H x D) 151x136x63 mm /
MSR Model: 151x142x63 mm
Weight 735g (including Battery) /
MSR Model: 741g(including Battery)
Power Voltage 7.4 V (2200mAh)
Battery Running Time at 5 minute printing intervals 30 Hours (35 Hours)
Print Width 104 mm
Mag Stripe Reader (MSR) ISO Standard 1&2&3 Track
LCD Display FSTN 128 x 32 dot (Blue Backlighting)
Operating Conditions -10°C ∼ 50°C, 30% ∼ 80%RH
Print Head Life 50 km
Drop Test 1.5 m
Barcode Barcodes JAN/EAN8, JAN/EAN13,
UPC-A/E., NW-7, Interleaved 2/5(ITF),
CODE 39/93/128
2D Code QR Code, PDF417, Data Matrix
Others Dust/Splashproof
(International Standard "IP54")
(Questions & Inquiries)
Thank you for using Star Micronics products.
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Downloads & Technical Specifications

Catalogs, manuals and software can be downloaded.
Star Micronics provides specification manuals, technical manuals and others.
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