Thermal Label Printer, 300DPI for 4x6 Mailing Packages, Wireless Bluetooth & Automatic Label Recognition, Support Windows/MacOS/Linux/Android/IOS, Compatible with Amazon, eBay, Etsy,etc Convenient Bluetooth Technology 1 Second, 1 Label 300DPI High Resolution Advanced Thermal Printing Automatic Label Detection What You Get Label Size: 1.57"-4.25" / 40-108 mm,Compatible Systems: Android, IOS, Windows, Mac OS, Linux, Chromebook,Label Paper Type: Direct Thermal,Product Size(L x W x H): 9.9x8.1x7.2 inch / 251x206x183 mm,Connection: Bluetooth/USB,Printing Speed: 150 mm/s / 6 ips,Net Weight: 4.62 lbs / 2.