Which is better, electronic tag picking system or voice picking system?

Pick-to-Light system is mainly used as an operation aid when adopting the order picking strategy: the labels installed on the shelves correspond to a storage item, and the pickers only need to indicate to the designated storage location according to the lights lit by the electronic labels, and display the quantity on the label panel, take the same quantity of goods from the shelves and put them on the carriers corresponding to the customer's order (cartons, logistics box or pallets ... Then confirm on the label, and the picking operation of items can be completed. In addition, in the process, the picking personnel can guide them to easily and quickly complete the picking operation of all items in an order completely by the operation instructions of the electronic label. Each electronic tag in the seeded electronic tag picking system DAS represents an ordering manufacturer or a distribution object, that is, an electronic tag represents an order form. The staff collects multiple orders from multiple ordering units, classifies them according to the goods, and takes the goods as the processing unit. The picker first takes out the total demand of a certain commodity: the electronic label corresponding to the ordering unit that needs to allocate this commodity lights up, and the picker allocates goods according to the quantity displayed on the electronic label. Complete other goods in turn, as shown in the figure, this way is the seeding system. Seeding system is usually used when the object is fixed, there are many kinds of goods or the similarity of goods is large, and the storage position of goods is often moved.