Brand Name: QKX Signal Connection Type: Bluetooth Type: Thermal Printer Print Speed: 16ppm Application: Personal Work Management Use: Photo Printer High-concerned chemical: None Max. Resolution: 203dpi Origin: Mainland China Certification: CE Certification: FCC Certification: RoHS Interface Type: Bluetooth Max Paper Size: 58mm Consumable Type: Thermal Paper Supports Network Printing: Wireless Paper Feed Mode: Roll Feed Double-sided Printing: No Size: A4 Battery Included: Yes Choice: yes semi_Choice: yes