Recommended Use: Receipt PrintPrint Color Capability: MonochromeMaximum Mono Print Speed: 3.15 in/sMaximum Print Resolution: 203 dpiNumber of Columns: 96Maximum Print Width: 4.09"Serial Port: YesBluetooth: YesDisplay Screen Type: LCDMedia Type: Thermal Paper, ReceiptMedia Thickness: 2.76 milMaximum Label Width: 4.41"Input Voltage: 7.4 V DCForm Factor: PortableHeight: 5.4"Width: 5.9"Depth: 2.5"Weight (Approximate): 1.62 lbPackage Contents: SM-T400I-DB50 Direct Thermal Printer,AC Adapter,Battery Pack,Sample Roll,Setup Sheet,Platform Supported: Handheld, PCEnvironmentally Friendly: YesEnvironmental Certification: ENERGY STAR, RoHSAs the widest format portable Bluetooth printer in Star's "i" Series, the SM-T400i is a rugged four inch (112mm) portable Bluetooth printer with a wide 104mm printable area, ideal for data filled service reports, delivery notes or law enforcement citations.Apple MFi certified, the SM-T400i portable receipt printer is approved for use with the iPod Touch®, iPhone® and iPad®. With operating system support for iOS, Android and Windows, the SM-T400i also boasts a configurable Eco-Friendly Auto Power Down mode. Dust protected and splash-proof resistant (IP54 Certified), the SM-T400i is a welcomed option for any environment.In addition to a print speed of 80mm per second, Star's SM-T400i prints at a resolution of 203 DPI and comes with "Drop-In and Print" easy paper loading as well as an LCD display. It ships complete with an AC charger, battery pack, serial cable, sample roll, belt clip and set up sheet. Options include a 4 unit battery charger, car charger, extra battery charger, extra battery pack and shoulder strap for all models.