Detectors, decoders and tags. Electronic labels are divided into soft labels and hard labels. Soft labels are less expensive and adhere directly to more "hard" goods. Soft labels can not be reused; hard labels have higher disposable costs than soft labels but can be reused. Hard tags must be equipped with a special nailing device, used for clothing soft, easy to penetrate the items. Most of the decoder for non-contact devices, a certain degree of decoding height, when the cashier cashier or bagging, the electronic tag without touching the degaussing area can be decoded.
There are also decoders and laser bar code scanners combined with the equipment, payment and decoding of goods to achieve a one-time completion, the convenience of the cashier's work, this approach would have to cooperate with the laser bar code vendors to rule out the two Mutual interference, improve decoding sensitivity. Undiagnosed goods take away from the shopping mall and trigger an alarm when passing through the detector device (mostly in the form of a door), thereby reminding the cashier, the customer and the security guard in the shopping mall to handle it promptly
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