TaoTronics 433Mhz Wireless Barcode Scanner Up to 1000 Feet Transmission Distance Industrial Level Equipment Shell Cordless 1D Laser Automatic Bar Code Reader with USB Receiver for Inventory Business With wireless connection and long distance transmission ability (up to 200m in open space), it allows you to walk around for scanning without limitation of cables or distance Rechargeable battery with large internal capacity that supports up to 32,000 barcodes in inventory a time and fast scanning speed of 300 times per second With FCC, CE, ROHS and Industrial-grade shock proof and design that proves TT-BS017 can withstand multiple consecutive 3m free fall drop test Support one-to-one, one-to-many, many-to-one pairing modes Support USB, PS2 data interfaces