Features: 1) Scan center frequency: 8.2MHz ± 0.05MHz 2) Sweeping bandwidth: 7.7 - 8.7MHz 3) Detection range:70 - 110cm（note: be related with the size of tag or label 4) Alarm volume: high, medium, low (optional) 5) Dimensions: 1,650 x 340 x 85mm 6) Optional colors: black, gray and white 7) Suitable for being installed in supermarkets and stores in POS counter access way 8) Good quality, competitive price, with CE certifications Packing: Cartons G.W.: 26kg