TSC RE310 Wi-Fi + Bluetooth Mobile Barcode Printer (RE310-A001-0102) - Print Technology: Direct thermal only, Resolution: 203 dpi (8 dots/mm), Print Speed: Up to 4 ips (102 mm/s), Ribbon&Media Type: Receipt paper, receipt paper with black mark in printing side or backside, label, Connectivity: USB, Wi-Fi with Bluetooth