Mini 2D Barcode Scanner TD-W6 Wireless Bluetooth Handheld Portable 1D 2D QR Code Data Matrix PDF417 Reader With Storage Function Physical parameters Scan mode Key trigger/ autosensing/ continuous scanning Communication interface USB-HID /USB-COM Wireless communication distance Wireless 2.4G: 0-80m (open environment) Bluetooth: 0-20m (open environment) Prompt mode Buzzer, LED light, display, vibration motor How it is set up Manually scan the setup codes one after the other Housing material ABS/PC Cable standard USB Straight Line 1m Exterior dimensions 122mm/42mm/30.5mm (barcode scanner) Weight 60g (net weight) Performance parameters Internal storage 900K Sensors 300,000 CMOS Resolution 640/480 Light source White LED Scan angle ±60°, ±60°,360° (Elevation angle, declination angle, corner of rotation) Scan rate 120 fps Field of view 48° (H) x 30° (V) Printing contrast