1. CPU: 32-bit ARM CPU 2. Data space: 16M Flash 3. Display: 2.8 inch, 176x220 TFT color screen, adjustable backlight brightness 4. Net weight: about 174g 5. Size: 62x170x32mm (host) 6. Wireless communication: Support 433 or 2.4G short-range wireless communication, maximum communication distance of 100 meters (test under empty conditions), support simulation keyboard, simulate wireless / wireless export 7. Wired communication: Mini USB, support simulation keyboard, simulation wired / wired export 8. 23 key silicon material tactile type button, longer service life 9. Power supply: built-in 1400mAh lithium polymer battery, supporting USB dock charging 10. Working hours: continuous work for up to 20 hours 11. Standby time: more than 3 months 12. Scan module: 2D image, visible red light 630nm+10nm, reading speed reaches 25cm per second 13. Read the types of barcodes: EAN13, EAN8, 39 codes, 93 codes, 128 codes, cross 25 codes (1T25), Codebar, UPCA, UPCE, etc. 14. Read the types of 2D code: PDF417, QR Code, DataMatrix, etc 15. Packing List: wireless scanner, USB data cable, wireless receiver, packaging box