Decode the Most Popular 2D Barcodes. Ready for all POS Systems and Ideal for Retail. Easy Plug-and-Play Bluetooth Device; No Need for Any Drivers, Easy to Operate. Ergonomic Design for a Very Comfortable Operating Experience. Utilizing the Latest Decoder Technology for Quick and Fluent Reading Performance. Features • 640 pixels(H)*480 pixels(V)• Aiming: 617 nm LED ;illumination:4000K LED• Blue LED Light, Red charge light, Buzzer and vibration• 350 scans / seconds