OLED Screen: This wireless barcode scanner is designed with an OLED screen, which can show you the device status in real-time. Voice Prompt: This QR scanner also has an intelligent voice prompt function, providing more convenience during use. 2.4GHz Wireless: This 2D barcode scanner uses 2.4GHz wireless technology, ensuring fast and stable transmission. 20,000 Data Storage: This handheld barcode scanner supports a maximum of 20,000 data storage, meeting your data processing needs. Plug and Play: This USB barcode scanner is plug and play, with a maximum effective transmission distance of 54.7 to 109 yards in open areas and a maximum transmission of 21.9 yards in BT mode. Item Type: Wireless Barcode Scanner Material: ABS Scanning Mode: Manual, Continuous Communication Interface: USB Human Interface Keyboard, USB COM Virtual Serial Port Port Type: USB Type B Prompt Mode: Voice Prompt, OLED Screen Setting Mode: Button setting and scanning setting code manually in order Wireless Distance: Approx. 50 to 100 meters / 54.7 to 109 yards Storage: 5000 to 20000 characters Scanning Type: Single line scanning Scanning Accuracy: 0.10 mm (at 0.9) Scanning Angle: ±55°, ±65°, 30° (left and right, front and back, rotating) Scanning Speed: 200 times/second Scanning Width: 30 mm at the scanner window, 220 mm at 200 mm Scanning Depth: 0 to 250 mm (0.33 mm. PCS 90%) Decoding Type: EAN 8, EAN 13, UPC A, UPC E, Code39, Code93, Code128, EAN128, Codaber, Industrial 2 of 5, Interleave 2 of 5, Matrix 2 of 5, MSI Battery Type: Built-in 2000mAh Lithium-ion Battery 1 x Wireless Barcode Scanner 1 x Receiver 1 x USB Cable 1 x User Manual