SEGURO@ 2.4G Wireless Cordless Handheld Barcode Bar Code Scanner Reader Kit - Black, 32-bit Decoder, Anti-interference, Mobile Moveable, Optical Laser, Short Range + Adjustable Stand Stable and efficient,using the most advanced "433 wireless transmission technology".Very Large storage100000 barcode;The Longest transfer distance is 400m Comes with 2.4G wireless communication module which provides about 100m effective communication distance. Another laudable point is that it will not be disturbed by other 2.4GHz devices around. Easy inventory: Equipped with Large-capacity inventory which can save 100,000 codes;Scanner works as convenient as working on a portable USB disk. Each scanner can be named with an individual ID to avoid interference with others when working in a network Efficient work:All control systems uses large scale integrated circuit boards to ensure the working efficiency, stability and integrity.Including 25 country language. Compatible Operating Systems: Windows XP / Vista / 7 / 8 / 8.1/ MAC OS X and other OS PC or laptop with USB port.