Specification: Item Type: Scanner Model: R12 Material: ABS Colour: Black Working Frequency: 915Mhz Card Reader Type: ISO 18000 to 6C Barcode Type: Barcode, QR codes, screen codes Communication Method: USB/Bluetooth/2.4G wireless Bluetooth Communication Distance: Approx. 10meter / 32.8ft Wireless 2.4g Communication Distance: Approx. 150meter / 492.1ft Card Reading Distance: Approx. 0 ~ 3meter / 0 ~ 9.8ft (the specific effective reading distance is related to the tag type) Card Reading Rate: 106K/Bit Card Reading Speed: 0.1S Reading Distance: 0.5S Card Reading Time: <100mS Working Temperature: to 2070 Working Current: 100mA Charging Voltage: 5V Battery Type: 3500MA/H lithium battery Status Indicator: 4 color LED ("red" charging indicator; "green" reading indicator; "orange" working indicator; "blue" connection indicator) Built in buzzer sound Operating System: For IOS\WINXP\Win 7\Win 10\Android\LINUX and other operating systems How to Use: This product has 3 connection methods, USB cable direct connection, wireless 2.4g and Bluetooth The USB Wired Connection Method: 1. Short press the handset trigger button to turn on 2. Connect the handheld and the device with the supporting USB cable 3. Open the corresponding software on the device to scan and enter Package List: 1 x Scanner 1 x Receiver 1 x Data Line 1 x User Manual