1、[Dual Mode Connection] This thermal printer supports both USB and Bluetooth connection, suitable for various environments, compatible with for Android, for Linux, for Win, etc. 2、[High Speed Printing] With a printing speed of up to 180mm/s and a high resolution of 203dpi, this printer delivers clear and sharply prints of text and graphics in a short amount of time. The default 3.75mm printing line spacing can be adjusted to meet special printing needs. 3、[Graphic Printing] In addition to basic text printing, this printer also supports bitmap download and printing, allowing for personalized and complex graphic designs on receipts. 4、[Cash Drawer Control] Supports connection to the cash drawer through RJ11 interface, this printer can automatically trigger the drawer to open upon payment completion, streamlining the checkout process and providing a smoother shopping experience. 5、[Energy Saving] Utilizing thermal printing technology eliminates the need for ink or toner, reducing consumable replacement frequency and maintenance costs. With low power consumption, it contributes to energy savings. Item Type: Thermal Printer Material: ABS Connection: USB, Wireless Bluetooth Dual Mode Connection Print Width: Approx. 72mm / 2.83in Print Resolution: 203dpi Print Speed: 180mm/s Print Line Spacing: 3.75mm (Adjustable Through Commands) Barcode Support: UPC A, UPC E, JAN13(EAN13), JAN8(EAN8), CODE39, ITF, CODABAR, CODE93, CODE128 Graphic Printing: Support Bitmap Download and Print Paper Type: Thermal Roll Paper Paper Width: Approx. 79.5±0.5mm / 3.13±0.02in Paper Diameter: ≤82mm System Support: for Android, for Linux, for Win 1 x Thermal Printer 1 x Printing Paper 1 x Paper Roll Bar 1 x Data Cable 1 x Adapter 1 x User Manual