The IDWD4000 has a compact design and adjustable identification threshold. Match mode is 1:1 verification or 1:N identification. Enroll mode is three times or one time. The product offers abrasionproofing and supports more than 1 million finger sweeps. Dimensions of the processor board are 51 millimeters by 36 millimeters by 10 millimeters; those of the sensor are 18.2 millimeters by 4.8 millimeters by 2.75 millimeters.