1. Ergonomic design, comfortable using. 2. Read all mainstream 1D 2D barcodes in the market easily. (3mil) 3. Interface: USB, wireless 2.4G, Bluetooth. 4. Dual mode: wired, wireless, Ultra-low power consumption. 5. Transmission distance 100m, intelligent automatic connection when it’s beyond range, no manual setting. DS5900B-2D Handheld 2D Barcode 1