Scannig Bandwidth: 7.7 - 8.7MHz Detecting Range: 110 - 160cm (related with label size) Alarm Volume: High/Medium/Low three options Dimension: 1680*350*98MM Optional Color: Gray/Black(customized) Application: Main entrance of supermarket,shopping plaza Power: í_15 W CTN size:1720í-400í-160CM GWú¦19KG 1set/CTN