Product Name:SM-T400I Portable Thermal Rugged 4 inch Tear Bar Bluetooth GrayManufacturer Part Number:39634210Product Type:Direct Thermal PrinterBluetooth:YesSerial Port:YesProduct Family:SM-T400iMaximum Label Width:3.15Cables Included:RS-232Print Color Capability:MonochromeProduct Color:GrayMaximum Print Resolution (dpi):203Maximum Mono Print Speed (ips):3.15 in/sForm Factor:PortablePlatform Supported:iOSAndroidPCMaximum Print Width:4.09Power Source:BatteryRecommended Use:Receipt PrintLimited Warranty:1 YearMaximum Mono Print Speed:3.15 in/sHeight:2.5Width:5.9Depth:5.6Product Series:SM-T400iProduct Model:SM-T400IMaximum Roll Diameter:1.97Stock Details:Manufacturer:Star MicronicsManuf Part#:39634210